2666624204 has 6 divisors (see below), whose sum is σ = 4666592364. Its totient is φ = 1333312100.

The previous prime is 2666624197. The next prime is 2666624221. The reversal of 2666624204 is 4024266662.

It is a happy number.

It is a super-2 number, since 2×2666624204² = 14221769290717267232, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333328022 + ... + 333328029.

It is an arithmetic number, because the mean of its divisors is an integer number (777765394).

Almost surely, 2^2666624204 is an apocalyptic number.

It is an amenable number.

2666624204 is a deficient number, since it is larger than the sum of its proper divisors (1999968160).

2666624204 is a wasteful number, since it uses less digits than its factorization.

2666624204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666656055 (or 666656053 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 38.

The square root of 2666624204 is about 51639.3668047934. The cubic root of 2666624204 is about 1386.7151881700.

The spelling of 2666624204 in words is "two billion, six hundred sixty-six million, six hundred twenty-four thousand, two hundred four".