201653256 has 64 divisors (see below), whose sum is σ = 591742080. Its totient is φ = 56056320.

The previous prime is 201653239. The next prime is 201653261. The reversal of 201653256 is 652356102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10005 + ... + 22436.

It is an arithmetic number, because the mean of its divisors is an integer number (9245970).

Almost surely, 2^201653256 is an apocalyptic number.

It is an amenable number.

201653256 is an abundant number, since it is smaller than the sum of its proper divisors (390088824).

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

201653256 is a wasteful number, since it uses less digits than its factorization.

201653256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32494 (or 32490 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 201653256 is about 14200.4667528923. The cubic root of 201653256 is about 586.4105111627.

The spelling of 201653256 in words is "two hundred one million, six hundred fifty-three thousand, two hundred fifty-six".