3556396 has 12 divisors (see below), whose sum is σ = 6356448. Its totient is φ = 1740272.

The previous prime is 3556393. The next prime is 3556447. The reversal of 3556396 is 6936553.

It is not an unprimeable number, because it can be changed into a prime (3556391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9271 + ... + 9646.

It is an arithmetic number, because the mean of its divisors is an integer number (529704).

Almost surely, 2^3556396 is an apocalyptic number.

It is an amenable number.

3556396 is a deficient number, since it is larger than the sum of its proper divisors (2800052).

3556396 is a wasteful number, since it uses less digits than its factorization.

3556396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18968 (or 18966 counting only the distinct ones).

The product of its digits is 72900, while the sum is 37.

The square root of 3556396 is about 1885.8409264835. The cubic root of 3556396 is about 152.6405905854.

The spelling of 3556396 in words is "three million, five hundred fifty-six thousand, three hundred ninety-six".