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164258292 = 223111244381
BaseRepresentation
bin10011100101001…
…10000111110100
3102110002012000110
421302212013310
5314022231132
624144343020
74033113102
oct1162460764
9373065013
10164258292
11847a0760
1247014a70
1328051a73
1417b5ac72
15e6491cc
hex9ca61f4

164258292 has 24 divisors (see below), whose sum is σ = 418112352. Its totient is φ = 49775200.

The previous prime is 164258273. The next prime is 164258293. The reversal of 164258292 is 292852461.

164258292 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 164258292.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164258293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 622059 + ... + 622322.

It is an arithmetic number, because the mean of its divisors is an integer number (17421348).

Almost surely, 2164258292 is an apocalyptic number.

164258292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

164258292 is an abundant number, since it is smaller than the sum of its proper divisors (253854060).

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

164258292 is a wasteful number, since it uses less digits than its factorization.

164258292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244399 (or 1244397 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 164258292 is about 12816.3291156243. The cubic root of 164258292 is about 547.6575772947.

The spelling of 164258292 in words is "one hundred sixty-four million, two hundred fifty-eight thousand, two hundred ninety-two".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 1244381 2488762 3733143 4977524 7466286 13688191 14932572 27376382 41064573 54752764 82129146 164258292