3638402204 has 6 divisors (see below), whose sum is σ = 6367203864. Its totient is φ = 1819201100.

The previous prime is 3638402189. The next prime is 3638402219. The reversal of 3638402204 is 4022048363.

It is an interprime number because it is at equal distance from previous prime (3638402189) and next prime (3638402219).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 454800272 + ... + 454800279.

It is an arithmetic number, because the mean of its divisors is an integer number (1061200644).

Almost surely, 2^3638402204 is an apocalyptic number.

It is an amenable number.

3638402204 is a deficient number, since it is larger than the sum of its proper divisors (2728801660).

3638402204 is a wasteful number, since it uses less digits than its factorization.

3638402204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909600555 (or 909600553 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 3638402204 is about 60319.1694571469. The cubic root of 3638402204 is about 1538.0492255463.

The spelling of 3638402204 in words is "three billion, six hundred thirty-eight million, four hundred two thousand, two hundred four".