51676532 has 24 divisors (see below), whose sum is σ = 96158664. Its totient is φ = 24215552.

The previous prime is 51676517. The next prime is 51676543. The reversal of 51676532 is 23567615.

It can be written as a sum of positive squares in 4 ways, for example, as 21492496 + 30184036 = 4636^2 + 5494^2 .

It is a junction number, because it is equal to n+sod(n) for n = 51676492 and 51676501.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15998 + ... + 18954.

It is an arithmetic number, because the mean of its divisors is an integer number (4006611).

Almost surely, 2^51676532 is an apocalyptic number.

It is an amenable number.

51676532 is a deficient number, since it is larger than the sum of its proper divisors (44482132).

51676532 is a wasteful number, since it uses less digits than its factorization.

51676532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3235 (or 3233 counting only the distinct ones).

The product of its digits is 37800, while the sum is 35.

The square root of 51676532 is about 7188.6390923456. The cubic root of 51676532 is about 372.4755643626.

The spelling of 51676532 in words is "fifty-one million, six hundred seventy-six thousand, five hundred thirty-two".