2604221364 has 48 divisors (see below), whose sum is σ = 6440406336. Its totient is φ = 816192000.

The previous prime is 2604221353. The next prime is 2604221393. The reversal of 2604221364 is 4631224062.

2604221364 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 216714 + ... + 228414.

It is an arithmetic number, because the mean of its divisors is an integer number (134175132).

Almost surely, 2^2604221364 is an apocalyptic number.

It is an amenable number.

2604221364 is an abundant number, since it is smaller than the sum of its proper divisors (3836184972).

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

2604221364 is a wasteful number, since it uses less digits than its factorization.

2604221364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12816 (or 12814 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 2604221364 is about 51031.5722273966. The cubic root of 2604221364 is about 1375.8126526581.

The spelling of 2604221364 in words is "two billion, six hundred four million, two hundred twenty-one thousand, three hundred sixty-four".