253261926 has 24 divisors (see below), whose sum is σ = 549937440. Its totient is φ = 84235536.

The previous prime is 253261919. The next prime is 253261933. The reversal of 253261926 is 629162352.

253261926 is a `hidden beast` number, since 2 + 5 + 32 + 619 + 2 + 6 = 666.

253261926 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (253261919) and next prime (253261933).

It is a super-2 number, since 2×253261926² = 128283206322458952, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6861 + ... + 23528.

It is an arithmetic number, because the mean of its divisors is an integer number (22914060).

Almost surely, 2^253261926 is an apocalyptic number.

253261926 is an abundant number, since it is smaller than the sum of its proper divisors (296675514).

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

253261926 is a wasteful number, since it uses less digits than its factorization.

253261926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30860 (or 30857 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 253261926 is about 15914.2051639408. The cubic root of 253261926 is about 632.6885405006.

The spelling of 253261926 in words is "two hundred fifty-three million, two hundred sixty-one thousand, nine hundred twenty-six".