250085425 has 6 divisors (see below), whose sum is σ = 310105958. Its totient is φ = 200068320.

The previous prime is 250085413. The next prime is 250085441. The reversal of 250085425 is 524580052.

It can be written as a sum of positive squares in 3 ways, for example, as 60279696 + 189805729 = 7764^2 + 13777^2 .

It is a de Polignac number, because none of the positive numbers 2^k-250085425 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5001684 + ... + 5001733.

Almost surely, 2^250085425 is an apocalyptic number.

250085425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

250085425 is a deficient number, since it is larger than the sum of its proper divisors (60020533).

250085425 is a wasteful number, since it uses less digits than its factorization.

250085425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10003427 (or 10003422 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 250085425 is about 15814.0894458075. The cubic root of 250085425 is about 630.0322692802.

The spelling of 250085425 in words is "two hundred fifty million, eighty-five thousand, four hundred twenty-five".