51182328 has 32 divisors (see below), whose sum is σ = 128505600. Its totient is φ = 16987488.

The previous prime is 51182311. The next prime is 51182347. The reversal of 51182328 is 82328115.

It is a junction number, because it is equal to n+sod(n) for n = 51182295 and 51182304.

It is a congruent 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, 1275 + ... + 10197.

It is an arithmetic number, because the mean of its divisors is an integer number (4015800).

Almost surely, 2^51182328 is an apocalyptic number.

It is an amenable number.

51182328 is an abundant number, since it is smaller than the sum of its proper divisors (77323272).

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

51182328 is a wasteful number, since it uses less digits than its factorization.

51182328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9171 (or 9167 counting only the distinct ones).

The product of its digits is 3840, while the sum is 30.

The square root of 51182328 is about 7154.1825528847. The cubic root of 51182328 is about 371.2843798156.

The spelling of 51182328 in words is "fifty-one million, one hundred eighty-two thousand, three hundred twenty-eight".