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468220692 = 22339018391
BaseRepresentation
bin11011111010000…
…111101100010100
31012122001002001010
4123322013230110
51424331030232
6114243332220
714413544622
oct3372075424
91178032033
10468220692
11220331155
12110981070
1376009284
1446282512
152b18c0cc
hex1be87b14

468220692 has 12 divisors (see below), whose sum is σ = 1092514976. Its totient is φ = 156073560.

The previous prime is 468220691. The next prime is 468220693. The reversal of 468220692 is 296022864.

It is an interprime number because it is at equal distance from previous prime (468220691) and next prime (468220693).

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 468220692.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468220691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19509184 + ... + 19509207.

Almost surely, 2468220692 is an apocalyptic number.

It is an amenable number.

468220692 is an abundant number, since it is smaller than the sum of its proper divisors (624294284).

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

468220692 is a wasteful number, since it uses less digits than its factorization.

468220692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39018398 (or 39018396 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 468220692 is about 21638.4077972479. The cubic root of 468220692 is about 776.5156282724.

The spelling of 468220692 in words is "four hundred sixty-eight million, two hundred twenty thousand, six hundred ninety-two".

Divisors: 1 2 3 4 6 12 39018391 78036782 117055173 156073564 234110346 468220692