51132696 has 16 divisors (see below), whose sum is σ = 127831800. Its totient is φ = 17044224.

The previous prime is 51132689. The next prime is 51132707. The reversal of 51132696 is 69623115.

It is a happy number.

It is a super-2 number, since 2×51132696² = 5229105200456832, which contains 22 as substring.

It is a congruent number.

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, 1065241 + ... + 1065288.

Almost surely, 2^51132696 is an apocalyptic number.

It is an amenable number.

51132696 is an abundant number, since it is smaller than the sum of its proper divisors (76699104).

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

51132696 is a wasteful number, since it uses less digits than its factorization.

51132696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2130538 (or 2130534 counting only the distinct ones).

The product of its digits is 9720, while the sum is 33.

The square root of 51132696 is about 7150.7129714456. The cubic root of 51132696 is about 371.1643283138.

The spelling of 51132696 in words is "fifty-one million, one hundred thirty-two thousand, six hundred ninety-six".