51320588 has 24 divisors (see below), whose sum is σ = 98162064. Its totient is φ = 23283200.

The previous prime is 51320527. The next prime is 51320597. The reversal of 51320588 is 88502315.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37028 + ... + 38388.

It is an arithmetic number, because the mean of its divisors is an integer number (4090086).

Almost surely, 2^51320588 is an apocalyptic number.

It is an amenable number.

51320588 is a deficient number, since it is larger than the sum of its proper divisors (46841476).

51320588 is a wasteful number, since it uses less digits than its factorization.

51320588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2233 (or 2231 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 51320588 is about 7163.8389149952. The cubic root of 51320588 is about 371.6183989101.

The spelling of 51320588 in words is "fifty-one million, three hundred twenty thousand, five hundred eighty-eight".