3320636 has 24 divisors (see below), whose sum is σ = 6392064. Its totient is φ = 1496880.

The previous prime is 3320623. The next prime is 3320651. The reversal of 3320636 is 6360233.

It is a happy number.

It is a super-2 number, since 2×3320636² = 22053246888992, 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, 6941 + ... + 7403.

It is an arithmetic number, because the mean of its divisors is an integer number (266336).

Almost surely, 2^3320636 is an apocalyptic number.

It is an amenable number.

3320636 is a deficient number, since it is larger than the sum of its proper divisors (3071428).

3320636 is a wasteful number, since it uses less digits than its factorization.

3320636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641 (or 639 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 3320636 is about 1822.2612326448. The cubic root of 3320636 is about 149.1902439073.

Adding to 3320636 its reverse (6360233), we get a palindrome (9680869).

The spelling of 3320636 in words is "three million, three hundred twenty thousand, six hundred thirty-six".