3632646 has 16 divisors (see below), whose sum is σ = 7305264. Its totient is φ = 1204224.

The previous prime is 3632633. The next prime is 3632653. The reversal of 3632646 is 6462363.

It is a super-2 number, since 2×3632646² = 26392233922632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411 + ... + 2726.

It is an arithmetic number, because the mean of its divisors is an integer number (456579).

Almost surely, 2^3632646 is an apocalyptic number.

3632646 is an abundant number, since it is smaller than the sum of its proper divisors (3672618).

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

3632646 is a wasteful number, since it uses less digits than its factorization.

3632646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335.

The product of its digits is 15552, while the sum is 30.

The square root of 3632646 is about 1905.9501567460. The cubic root of 3632646 is about 153.7237697338.

It can be divided in two parts, 3632 and 646, that added together give a triangular number (4278 = T₉₂).

The spelling of 3632646 in words is "three million, six hundred thirty-two thousand, six hundred forty-six".