3964988 has 12 divisors (see below), whose sum is σ = 6966960. Its totient is φ = 1974432.

The previous prime is 3964973. The next prime is 3965021. The reversal of 3964988 is 8894693.

It is a super-2 number, since 2×3964988² = 31442259680288, 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 3 ways as a sum of consecutive naturals, for example, 833 + ... + 2936.

It is an arithmetic number, because the mean of its divisors is an integer number (580580).

Almost surely, 2^3964988 is an apocalyptic number.

It is an amenable number.

3964988 is a deficient number, since it is larger than the sum of its proper divisors (3001972).

3964988 is a wasteful number, since it uses less digits than its factorization.

3964988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4036 (or 4034 counting only the distinct ones).

The product of its digits is 373248, while the sum is 47.

The square root of 3964988 is about 1991.2277619599. The cubic root of 3964988 is about 158.2755965541.

The spelling of 3964988 in words is "three million, nine hundred sixty-four thousand, nine hundred eighty-eight".