3938072 has 16 divisors (see below), whose sum is σ = 7468200. Its totient is φ = 1946560.

The previous prime is 3938063. The next prime is 3938087. The reversal of 3938072 is 2708393.

It is a super-2 number, since 2×3938072² = 31016822154368, 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, 2054 + ... + 3477.

Almost surely, 2^3938072 is an apocalyptic number.

It is an amenable number.

3938072 is a deficient number, since it is larger than the sum of its proper divisors (3530128).

3938072 is a wasteful number, since it uses less digits than its factorization.

3938072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5626 (or 5622 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 3938072 is about 1984.4576085167. The cubic root of 3938072 is about 157.9166360425.

The spelling of 3938072 in words is "three million, nine hundred thirty-eight thousand, seventy-two".