9572730 has 32 divisors (see below), whose sum is σ = 23355648. Its totient is φ = 2510400.

The previous prime is 9572711. The next prime is 9572737. The reversal of 9572730 is 372759.

It is a junction number, because it is equal to n+sod(n) for n = 9572691 and 9572700.

It is not an unprimeable number, because it can be changed into a prime (9572737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 786 + ... + 4445.

It is an arithmetic number, because the mean of its divisors is an integer number (729864).

Almost surely, 2^9572730 is an apocalyptic number.

9572730 is an abundant number, since it is smaller than the sum of its proper divisors (13782918).

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

9572730 is a wasteful number, since it uses less digits than its factorization.

9572730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5302.

The product of its (nonzero) digits is 13230, while the sum is 33.

The square root of 9572730 is about 3093.9828700237. The cubic root of 9572730 is about 212.3302820187.

The spelling of 9572730 in words is "nine million, five hundred seventy-two thousand, seven hundred thirty".