250540164 has 72 divisors (see below), whose sum is σ = 748762560. Its totient is φ = 69112512.

The previous prime is 250540151. The next prime is 250540181. The reversal of 250540164 is 461045052.

250540164 is a `hidden beast` number, since 250 + 5 + 401 + 6 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9834 + ... + 24449.

It is an arithmetic number, because the mean of its divisors is an integer number (10399480).

Almost surely, 2^250540164 is an apocalyptic number.

It is an amenable number.

250540164 is an abundant number, since it is smaller than the sum of its proper divisors (498222396).

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

250540164 is a wasteful number, since it uses less digits than its factorization.

250540164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34329 (or 34324 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 250540164 is about 15828.4605694932. The cubic root of 250540164 is about 630.4139078985.

The spelling of 250540164 in words is "two hundred fifty million, five hundred forty thousand, one hundred sixty-four".