51456232 has 16 divisors (see below), whose sum is σ = 96645600. Its totient is φ = 25684080.

The previous prime is 51456227. The next prime is 51456239. The reversal of 51456232 is 23265415.

It is a self number, because there is not a number n which added to its sum of digits gives 51456232.

It is not an unprimeable number, because it can be changed into a prime (51456239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244 + ... + 10147.

It is an arithmetic number, because the mean of its divisors is an integer number (6040350).

Almost surely, 2^51456232 is an apocalyptic number.

It is an amenable number.

51456232 is a deficient number, since it is larger than the sum of its proper divisors (45189368).

51456232 is a wasteful number, since it uses less digits than its factorization.

51456232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11016 (or 11012 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 51456232 is about 7173.2999379644. The cubic root of 51456232 is about 371.9455155877.

The spelling of 51456232 in words is "fifty-one million, four hundred fifty-six thousand, two hundred thirty-two".