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768469364 = 221321924767
BaseRepresentation
bin101101110011011…
…110100101110100
31222120000021210022
4231303132211310
53033212004424
6204130544312
725020611315
oct5563364564
91876007708
10768469364
11364865453
12195438098
13c3293300
14740bc60c
15476e995e
hex2dcde974

768469364 has 108 divisors (see below), whose sum is σ = 1593031104. Its totient is φ = 323953344.

The previous prime is 768469363. The next prime is 768469393. The reversal of 768469364 is 463964867.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (768469363) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11469659 + ... + 11469725.

It is an arithmetic number, because the mean of its divisors is an integer number (14750288).

Almost surely, 2768469364 is an apocalyptic number.

It is an amenable number.

768469364 is an abundant number, since it is smaller than the sum of its proper divisors (824561740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

768469364 is a wasteful number, since it uses less digits than its factorization.

768469364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182 (or 148 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 53.

The square root of 768469364 is about 27721.2799848780. The cubic root of 768469364 is about 915.9579142643.

The spelling of 768469364 in words is "seven hundred sixty-eight million, four hundred sixty-nine thousand, three hundred sixty-four".

Divisors: 1 2 4 13 19 26 38 47 52 67 76 94 134 169 188 247 268 338 361 494 611 676 722 871 893 988 1222 1273 1444 1742 1786 2444 2546 3149 3211 3484 3572 4693 5092 6298 6422 7943 9386 11323 11609 12596 12844 15886 16549 16967 18772 22646 23218 24187 31772 33098 33934 40937 45292 46436 48374 59831 61009 66196 67868 81874 96748 119662 122018 150917 163748 215137 220571 239324 244036 301834 314431 430274 441142 532181 603668 628862 777803 860548 882284 1064362 1136789 1257724 1555606 2128724 2273578 2867423 3111212 4087603 4547156 5734846 8175206 10111439 11469692 14778257 16350412 20222878 29556514 40445756 59113028 192117341 384234682 768469364