51329708 has 12 divisors (see below), whose sum is σ = 90148632. Its totient is φ = 25572960.

The previous prime is 51329699. The next prime is 51329711. The reversal of 51329708 is 80792315.

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, 21710 + ... + 23957.

It is an arithmetic number, because the mean of its divisors is an integer number (7512386).

Almost surely, 2^51329708 is an apocalyptic number.

It is an amenable number.

51329708 is a deficient number, since it is larger than the sum of its proper divisors (38818924).

51329708 is a wasteful number, since it uses less digits than its factorization.

51329708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45952 (or 45950 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 51329708 is about 7164.4754169444. The cubic root of 51329708 is about 371.6404106030.

The spelling of 51329708 in words is "fifty-one million, three hundred twenty-nine thousand, seven hundred eight".