3638396 has 6 divisors (see below), whose sum is σ = 6367200. Its totient is φ = 1819196.

The previous prime is 3638351. The next prime is 3638407. The reversal of 3638396 is 6938363.

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, 454796 + ... + 454803.

It is an arithmetic number, because the mean of its divisors is an integer number (1061200).

Almost surely, 2^3638396 is an apocalyptic number.

It is an amenable number.

3638396 is a deficient number, since it is larger than the sum of its proper divisors (2728804).

3638396 is a wasteful number, since it uses less digits than its factorization.

3638396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909603 (or 909601 counting only the distinct ones).

The product of its digits is 69984, while the sum is 38.

The square root of 3638396 is about 1907.4579942950. The cubic root of 3638396 is about 153.8048351347.

The spelling of 3638396 in words is "three million, six hundred thirty-eight thousand, three hundred ninety-six".