3997092 has 48 divisors (see below), whose sum is σ = 10305792. Its totient is φ = 1195680.

The previous prime is 3997069. The next prime is 3997111. The reversal of 3997092 is 2907993.

It is a self number, because there is not a number n which added to its sum of digits gives 3997092.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13983 + ... + 14265.

It is an arithmetic number, because the mean of its divisors is an integer number (214704).

Almost surely, 2^3997092 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3997092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5152896).

3997092 is an abundant number, since it is smaller than the sum of its proper divisors (6308700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3997092 is a wasteful number, since it uses less digits than its factorization.

3997092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408 (or 406 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 39.

The square root of 3997092 is about 1999.2728678197. The cubic root of 3997092 is about 158.7016278521.

The spelling of 3997092 in words is "three million, nine hundred ninety-seven thousand, ninety-two".