3664536 has 32 divisors (see below), whose sum is σ = 9253440. Its totient is φ = 1209248.

The previous prime is 3664519. The next prime is 3664547. The reversal of 3664536 is 6354663.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3664497 and 3664506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1855 + ... + 3281.

It is an arithmetic number, because the mean of its divisors is an integer number (289170).

Almost surely, 2^3664536 is an apocalyptic number.

It is an amenable number.

3664536 is an abundant number, since it is smaller than the sum of its proper divisors (5588904).

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

3664536 is a wasteful number, since it uses less digits than its factorization.

3664536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543 (or 1539 counting only the distinct ones).

The product of its digits is 38880, while the sum is 33.

The square root of 3664536 is about 1914.2977824780. The cubic root of 3664536 is about 154.1722926930.

The spelling of 3664536 in words is "three million, six hundred sixty-four thousand, five hundred thirty-six".