56332730 has 16 divisors (see below), whose sum is σ = 107363880. Its totient is φ = 21207552.

The previous prime is 56332723. The next prime is 56332733. The reversal of 56332730 is 3723365.

It can be written as a sum of positive squares in 4 ways, for example, as 55338721 + 994009 = 7439^2 + 997^2 .

It is a junction number, because it is equal to n+sod(n) for n = 56332693 and 56332702.

It is not an unprimeable number, because it can be changed into a prime (56332733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165515 + ... + 165854.

Almost surely, 2^56332730 is an apocalyptic number.

56332730 is a deficient number, since it is larger than the sum of its proper divisors (51031150).

56332730 is a wasteful number, since it uses less digits than its factorization.

56332730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331393.

The product of its (nonzero) digits is 11340, while the sum is 29.

The square root of 56332730 is about 7505.5133068965. The cubic root of 56332730 is about 383.3424664911.

The spelling of 56332730 in words is "fifty-six million, three hundred thirty-two thousand, seven hundred thirty".