51325996 has 6 divisors (see below), whose sum is σ = 89820500. Its totient is φ = 25662996.

The previous prime is 51325979. The next prime is 51325997. The reversal of 51325996 is 69952315.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (51325997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6415746 + ... + 6415753.

Almost surely, 2^51325996 is an apocalyptic number.

It is an amenable number.

51325996 is a deficient number, since it is larger than the sum of its proper divisors (38494504).

51325996 is a wasteful number, since it uses less digits than its factorization.

51325996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12831503 (or 12831501 counting only the distinct ones).

The product of its digits is 72900, while the sum is 40.

The square root of 51325996 is about 7164.2163563086. The cubic root of 51325996 is about 371.6314517725.

The spelling of 51325996 in words is "fifty-one million, three hundred twenty-five thousand, nine hundred ninety-six".