56343730 has 8 divisors (see below), whose sum is σ = 101418732. Its totient is φ = 22537488.

The previous prime is 56343701. The next prime is 56343731. The reversal of 56343730 is 3734365.

It can be written as a sum of positive squares in 2 ways, for example, as 52983841 + 3359889 = 7279^2 + 1833^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 56343692 and 56343701.

It is not an unprimeable number, because it can be changed into a prime (56343731) 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, 2817177 + ... + 2817196.

Almost surely, 2^56343730 is an apocalyptic number.

56343730 is a deficient number, since it is larger than the sum of its proper divisors (45075002).

56343730 is a wasteful number, since it uses less digits than its factorization.

56343730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5634380.

The product of its (nonzero) digits is 22680, while the sum is 31.

The square root of 56343730 is about 7506.2460657775. The cubic root of 56343730 is about 383.3674164192.

The spelling of 56343730 in words is "fifty-six million, three hundred forty-three thousand, seven hundred thirty".