9389997604 has 27 divisors (see below), whose sum is σ = 17798543217. Its totient is φ = 4332682224.

The previous prime is 9389997587. The next prime is 9389997611. The reversal of 9389997604 is 4067999839.

The square root of 9389997604 is 96902.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1389052900 + 8000944704 = 37270^2 + 89448^2 .

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, 2517589 + ... + 2521315.

Almost surely, 2^9389997604 is an apocalyptic number.

9389997604 is the 96902-nd square number.

It is an amenable number.

9389997604 is a deficient number, since it is larger than the sum of its proper divisors (8408545613).

9389997604 is an equidigital number, since it uses as much as digits as its factorization.

9389997604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7484 (or 3742 counting only the distinct ones).

The product of its (nonzero) digits is 26453952, while the sum is 64.

The cubic root of 9389997604 is about 2109.7054614586.

Multiplying 9389997604 by its sum of digits (64), we get a square (600959846656 = 775216²).

The spelling of 9389997604 in words is "nine billion, three hundred eighty-nine million, nine hundred ninety-seven thousand, six hundred four".