3992344 has 16 divisors (see below), whose sum is σ = 7581600. Its totient is φ = 1970592.

The previous prime is 3992341. The next prime is 3992347. The reversal of 3992344 is 4432993.

3992344 = 492² + 493² + ... + 507².

It is an interprime number because it is at equal distance from previous prime (3992341) and next prime (3992347).

It is a super-2 number, since 2×3992344² = 31877621228672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3992341) 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, 2527 + ... + 3790.

It is an arithmetic number, because the mean of its divisors is an integer number (473850).

Almost surely, 2^3992344 is an apocalyptic number.

3992344 is the 1264-th heptagonal number.

It is an amenable number.

3992344 is a deficient number, since it is larger than the sum of its proper divisors (3589256).

3992344 is a wasteful number, since it uses less digits than its factorization.

3992344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6402 (or 6398 counting only the distinct ones).

The product of its digits is 23328, while the sum is 34.

The square root of 3992344 is about 1998.0850832735. The cubic root of 3992344 is about 158.6387643267.

The spelling of 3992344 in words is "three million, nine hundred ninety-two thousand, three hundred forty-four".