3664628 has 24 divisors (see below), whose sum is σ = 7188384. Its totient is φ = 1620000.

The previous prime is 3664561. The next prime is 3664631. The reversal of 3664628 is 8264663.

3664628 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

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, 503 + ... + 2753.

It is an arithmetic number, because the mean of its divisors is an integer number (299516).

Almost surely, 2^3664628 is an apocalyptic number.

It is an amenable number.

3664628 is a deficient number, since it is larger than the sum of its proper divisors (3523756).

3664628 is a wasteful number, since it uses less digits than its factorization.

3664628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303 (or 2301 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 3664628 is about 1914.3218120264. The cubic root of 3664628 is about 154.1735828729.

Adding to 3664628 its sum of digits (35), we get a palindrome (3664663).

It can be divided in two parts, 366 and 4628, that added together give a palindrome (4994).

The spelling of 3664628 in words is "three million, six hundred sixty-four thousand, six hundred twenty-eight".