51626325 has 24 divisors (see below), whose sum is σ = 89850400. Its totient is φ = 26084160.

The previous prime is 51626321. The next prime is 51626369. The reversal of 51626325 is 52362615.

It is not a de Polignac number, because 51626325 - 2² = 51626321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51626292 and 51626301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51626321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16690 + ... + 19539.

Almost surely, 2^51626325 is an apocalyptic number.

It is an amenable number.

51626325 is a deficient number, since it is larger than the sum of its proper divisors (38224075).

51626325 is a wasteful number, since it uses less digits than its factorization.

51626325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36261 (or 36256 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 51626325 is about 7185.1461363009. The cubic root of 51626325 is about 372.3548974656.

The spelling of 51626325 in words is "fifty-one million, six hundred twenty-six thousand, three hundred twenty-five".