3997792 has 24 divisors (see below), whose sum is σ = 7916832. Its totient is φ = 1987200.

The previous prime is 3997769. The next prime is 3997801. The reversal of 3997792 is 2977993.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8442 + ... + 8902.

It is an arithmetic number, because the mean of its divisors is an integer number (329868).

Almost surely, 2^3997792 is an apocalyptic number.

3997792 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3997792 is a deficient number, since it is larger than the sum of its proper divisors (3919040).

3997792 is a wasteful number, since it uses less digits than its factorization.

3997792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742 (or 734 counting only the distinct ones).

The product of its digits is 214326, while the sum is 46.

The square root of 3997792 is about 1999.4479238030. The cubic root of 3997792 is about 158.7108916415.

The spelling of 3997792 in words is "three million, nine hundred ninety-seven thousand, seven hundred ninety-two".