3921164 has 12 divisors (see below), whose sum is σ = 7389984. Its totient is φ = 1809744.

The previous prime is 3921161. The next prime is 3921173. The reversal of 3921164 is 4611293.

It is a super-2 number, since 2×3921164² = 30751054229792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (3921161) 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, 37652 + ... + 37755.

It is an arithmetic number, because the mean of its divisors is an integer number (615832).

Almost surely, 2^3921164 is an apocalyptic number.

It is an amenable number.

3921164 is a deficient number, since it is larger than the sum of its proper divisors (3468820).

3921164 is a wasteful number, since it uses less digits than its factorization.

3921164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75424 (or 75422 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 3921164 is about 1980.1929198944. The cubic root of 3921164 is about 157.6903082954.

The spelling of 3921164 in words is "three million, nine hundred twenty-one thousand, one hundred sixty-four".