9746921604 has 48 divisors (see below), whose sum is σ = 26137036800. Its totient is φ = 2769272736.

The previous prime is 9746921603. The next prime is 9746921629. The reversal of 9746921604 is 4061296479.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (9746921603) 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, 309084 + ... + 339155.

It is an arithmetic number, because the mean of its divisors is an integer number (544521600).

Almost surely, 2^9746921604 is an apocalyptic number.

It is an amenable number.

9746921604 is an abundant number, since it is smaller than the sum of its proper divisors (16390115196).

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

9746921604 is a wasteful number, since it uses less digits than its factorization.

9746921604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648432 (or 648430 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 48.

The square root of 9746921604 is about 98726.4989959636. The cubic root of 9746921604 is about 2136.1044806796.

The spelling of 9746921604 in words is "nine billion, seven hundred forty-six million, nine hundred twenty-one thousand, six hundred four".