9923604492 has 24 divisors (see below), whose sum is σ = 23164204336. Its totient is φ = 3306564288.

The previous prime is 9923604491. The next prime is 9923604527. The reversal of 9923604492 is 2944063299.

It is a super-2 number, since 2×9923604492² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9923604491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131023 + ... + 192390.

Almost surely, 2^9923604492 is an apocalyptic number.

It is an amenable number.

9923604492 is an abundant number, since it is smaller than the sum of its proper divisors (13240599844).

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

9923604492 is a wasteful number, since it uses less digits than its factorization.

9923604492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325977 (or 325975 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 48.

The square root of 9923604492 is about 99617.2901257608. The cubic root of 9923604492 is about 2148.9343550456.

The spelling of 9923604492 in words is "nine billion, nine hundred twenty-three million, six hundred four thousand, four hundred ninety-two".