96570721 has 16 divisors (see below), whose sum is σ = 110073600. Its totient is φ = 84047040.

The previous prime is 96570713. The next prime is 96570737. The reversal of 96570721 is 12707569.

It is a cyclic number.

It is not a de Polignac number, because 96570721 - 2³ = 96570713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (96570791) 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, 18955 + ... + 23503.

It is an arithmetic number, because the mean of its divisors is an integer number (6879600).

Almost surely, 2^96570721 is an apocalyptic number.

It is an amenable number.

96570721 is a deficient number, since it is larger than the sum of its proper divisors (13502879).

96570721 is a wasteful number, since it uses less digits than its factorization.

96570721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4656.

The product of its (nonzero) digits is 26460, while the sum is 37.

The square root of 96570721 is about 9827.0402970579. The cubic root of 96570721 is about 458.7912832248.

The spelling of 96570721 in words is "ninety-six million, five hundred seventy thousand, seven hundred twenty-one".