9039821164 has 48 divisors (see below), whose sum is σ = 17687416320. Its totient is φ = 4007989440.

The previous prime is 9039821143. The next prime is 9039821177. The reversal of 9039821164 is 4611289309.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 9039821164.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272842 + ... + 304174.

It is an arithmetic number, because the mean of its divisors is an integer number (368487840).

Almost surely, 2^9039821164 is an apocalyptic number.

It is an amenable number.

9039821164 is a deficient number, since it is larger than the sum of its proper divisors (8647595156).

9039821164 is a wasteful number, since it uses less digits than its factorization.

9039821164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31510 (or 31508 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 43.

The square root of 9039821164 is about 95077.9741265031. The cubic root of 9039821164 is about 2083.1471376435.

The spelling of 9039821164 in words is "nine billion, thirty-nine million, eight hundred twenty-one thousand, one hundred sixty-four".