3990592 has 28 divisors (see below), whose sum is σ = 8266176. Its totient is φ = 1907840.

The previous prime is 3990541. The next prime is 3990593. The reversal of 3990592 is 2950993.

3990592 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3990593) 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, 117 + ... + 2827.

Almost surely, 2^3990592 is an apocalyptic number.

3990592 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3990592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4133088).

3990592 is an abundant number, since it is smaller than the sum of its proper divisors (4275584).

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

3990592 is a wasteful number, since it uses less digits than its factorization.

3990592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2746 (or 2736 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 37.

The square root of 3990592 is about 1997.6466153952. The cubic root of 3990592 is about 158.6155552561.

The spelling of 3990592 in words is "three million, nine hundred ninety thousand, five hundred ninety-two".