9117630722 has 18 divisors (see below), whose sum is σ = 13782385929. Its totient is φ = 4523773000.

The previous prime is 9117630707. The next prime is 9117630737. The reversal of 9117630722 is 2270367119.

It is an interprime number because it is at equal distance from previous prime (9117630707) and next prime (9117630737).

It can be written as a sum of positive squares in 2 ways, for example, as 6819291241 + 2298339481 = 82579^2 + 47941^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=67519.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 33894404 + ... + 33894672.

Almost surely, 2^9117630722 is an apocalyptic number.

9117630722 is a deficient number, since it is larger than the sum of its proper divisors (4664755207).

9117630722 is an frugal number, since it uses more digits than its factorization.

9117630722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042 (or 522 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 38.

The square root of 9117630722 is about 95486.2855178690. The cubic root of 9117630722 is about 2089.1069131304.

Multiplying 9117630722 by its product of nonzero digits (31752), we get a square (289503010684944 = 17014788²).

The spelling of 9117630722 in words is "nine billion, one hundred seventeen million, six hundred thirty thousand, seven hundred twenty-two".