51626028 has 24 divisors (see below), whose sum is σ = 122735088. Its totient is φ = 16883776.

The previous prime is 51626027. The next prime is 51626033. The reversal of 51626028 is 82062615.

It is a junction number, because it is equal to n+sod(n) for n = 51625986 and 51626004.

It is not an unprimeable number, because it can be changed into a prime (51626027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39951 + ... + 41222.

It is an arithmetic number, because the mean of its divisors is an integer number (5113962).

Almost surely, 2^51626028 is an apocalyptic number.

It is an amenable number.

51626028 is an abundant number, since it is smaller than the sum of its proper divisors (71109060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51626028 is a wasteful number, since it uses less digits than its factorization.

51626028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81233 (or 81231 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 51626028 is about 7185.1254686331. The cubic root of 51626028 is about 372.3541834267.

The spelling of 51626028 in words is "fifty-one million, six hundred twenty-six thousand, twenty-eight".