250560172 has 6 divisors (see below), whose sum is σ = 438480308. Its totient is φ = 125280084.

The previous prime is 250560157. The next prime is 250560173. The reversal of 250560172 is 271065052.

It is a self number, because there is not a number n which added to its sum of digits gives 250560172.

It is not an unprimeable number, because it can be changed into a prime (250560173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31320018 + ... + 31320025.

Almost surely, 2^250560172 is an apocalyptic number.

It is an amenable number.

250560172 is a deficient number, since it is larger than the sum of its proper divisors (187920136).

250560172 is a wasteful number, since it uses less digits than its factorization.

250560172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62640047 (or 62640045 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 250560172 is about 15829.0925829625. The cubic root of 250560172 is about 630.4306889547.

The spelling of 250560172 in words is "two hundred fifty million, five hundred sixty thousand, one hundred seventy-two".