9572949396 has 18 divisors (see below), whose sum is σ = 24198288842. Its totient is φ = 3190983120.

The previous prime is 9572949371. The next prime is 9572949403. The reversal of 9572949396 is 6939492759.

9572949396 is a `hidden beast` number, since 9 + 57 + 2 + 9 + 493 + 96 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5189185296 + 4383764100 = 72036^2 + 66210^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 132957595 + ... + 132957666.

Almost surely, 2^9572949396 is an apocalyptic number.

It is an amenable number.

9572949396 is an abundant number, since it is smaller than the sum of its proper divisors (14625339446).

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

9572949396 is a wasteful number, since it uses less digits than its factorization.

9572949396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265915271 (or 265915266 counting only the distinct ones).

The product of its digits is 33067440, while the sum is 63.

The square root of 9572949396 is about 97841.4502958741. The cubic root of 9572949396 is about 2123.3190412850.

The spelling of 9572949396 in words is "nine billion, five hundred seventy-two million, nine hundred forty-nine thousand, three hundred ninety-six".