56361730 has 48 divisors (see below), whose sum is σ = 109408320. Its totient is φ = 20864448.

The previous prime is 56361727. The next prime is 56361769. The reversal of 56361730 is 3716365.

It is a junction number, because it is equal to n+sod(n) for n = 56361692 and 56361701.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 314781 + ... + 314959.

It is an arithmetic number, because the mean of its divisors is an integer number (2279340).

Almost surely, 2^56361730 is an apocalyptic number.

56361730 is a deficient number, since it is larger than the sum of its proper divisors (53046590).

56361730 is a wasteful number, since it uses less digits than its factorization.

56361730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283 (or 246 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 56361730 is about 7507.4449714933. Note that the first 3 decimals coincide. The cubic root of 56361730 is about 383.4082365707.

The spelling of 56361730 in words is "fifty-six million, three hundred sixty-one thousand, seven hundred thirty".