3638790076 has 12 divisors (see below), whose sum is σ = 6375588408. Its totient is φ = 1817193392.

The previous prime is 3638790059. The next prime is 3638790079. The reversal of 3638790076 is 6700978363.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3638790079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546691 + ... + 553306.

It is an arithmetic number, because the mean of its divisors is an integer number (531299034).

Almost surely, 2^3638790076 is an apocalyptic number.

It is an amenable number.

3638790076 is a deficient number, since it is larger than the sum of its proper divisors (2736798332).

3638790076 is a wasteful number, since it uses less digits than its factorization.

3638790076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100828 (or 1100826 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 49.

The square root of 3638790076 is about 60322.3845350961. The cubic root of 3638790076 is about 1538.1038782022.

The spelling of 3638790076 in words is "three billion, six hundred thirty-eight million, seven hundred ninety thousand, seventy-six".