254901156 has 12 divisors (see below), whose sum is σ = 594769392. Its totient is φ = 84967048.

The previous prime is 254901091. The next prime is 254901161. The reversal of 254901156 is 651109452.

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

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10620870 + ... + 10620893.

It is an arithmetic number, because the mean of its divisors is an integer number (49564116).

Almost surely, 2^254901156 is an apocalyptic number.

It is an amenable number.

254901156 is an abundant number, since it is smaller than the sum of its proper divisors (339868236).

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

254901156 is a wasteful number, since it uses less digits than its factorization.

254901156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21241770 (or 21241768 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 254901156 is about 15965.6241970053. The cubic root of 254901156 is about 634.0506250479.

The spelling of 254901156 in words is "two hundred fifty-four million, nine hundred one thousand, one hundred fifty-six".