8613405924 has 48 divisors (see below), whose sum is σ = 20783239680. Its totient is φ = 2773566720.

The previous prime is 8613405923. The next prime is 8613405937. The reversal of 8613405924 is 4295043168.

It is a super-2 number, since 2×8613405924² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8613405923) 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, 191322 + ... + 232014.

It is an arithmetic number, because the mean of its divisors is an integer number (432984160).

Almost surely, 2^8613405924 is an apocalyptic number.

It is an amenable number.

8613405924 is an abundant number, since it is smaller than the sum of its proper divisors (12169833756).

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

8613405924 is a wasteful number, since it uses less digits than its factorization.

8613405924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41300 (or 41298 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 8613405924 is about 92808.4367070150. The cubic root of 8613405924 is about 2049.8636374892.

The spelling of 8613405924 in words is "eight billion, six hundred thirteen million, four hundred five thousand, nine hundred twenty-four".