250402473 has 6 divisors (see below), whose sum is σ = 361692474. Its totient is φ = 166934976.

The previous prime is 250402447. The next prime is 250402543. The reversal of 250402473 is 374204052.

250402473 is a `hidden beast` number, since 250 + 402 + 4 + 7 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 203575824 + 46826649 = 14268^2 + 6843^2 .

It is not a de Polignac number, because 250402473 - 2⁶ = 250402409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (250402573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13911240 + ... + 13911257.

It is an arithmetic number, because the mean of its divisors is an integer number (60282079).

Almost surely, 2^250402473 is an apocalyptic number.

It is an amenable number.

250402473 is a deficient number, since it is larger than the sum of its proper divisors (111290001).

250402473 is a wasteful number, since it uses less digits than its factorization.

250402473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27822503 (or 27822500 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 250402473 is about 15824.1104963281. The cubic root of 250402473 is about 630.2983998347.

The spelling of 250402473 in words is "two hundred fifty million, four hundred two thousand, four hundred seventy-three".