51925892 has 12 divisors (see below), whose sum is σ = 94003980. Its totient is φ = 25067616.

The previous prime is 51925889. The next prime is 51925901. The reversal of 51925892 is 29852915.

It can be written as a sum of positive squares in 2 ways, for example, as 23367556 + 28558336 = 4834^2 + 5344^2 .

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, 223703 + ... + 223934.

It is an arithmetic number, because the mean of its divisors is an integer number (7833665).

Almost surely, 2^51925892 is an apocalyptic number.

It is an amenable number.

51925892 is a deficient number, since it is larger than the sum of its proper divisors (42078088).

51925892 is a wasteful number, since it uses less digits than its factorization.

51925892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447670 (or 447668 counting only the distinct ones).

The product of its digits is 64800, while the sum is 41.

The square root of 51925892 is about 7205.9622535786. The cubic root of 51925892 is about 373.0737179610.

The spelling of 51925892 in words is "fifty-one million, nine hundred twenty-five thousand, eight hundred ninety-two".