3993492 has 12 divisors (see below), whose sum is σ = 9318176. Its totient is φ = 1331160.

The previous prime is 3993481. The next prime is 3993511. The reversal of 3993492 is 2943993.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 3993492.

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, 166384 + ... + 166407.

Almost surely, 2^3993492 is an apocalyptic number.

It is an amenable number.

3993492 is an abundant number, since it is smaller than the sum of its proper divisors (5324684).

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

3993492 is a wasteful number, since it uses less digits than its factorization.

3993492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332798 (or 332796 counting only the distinct ones).

The product of its digits is 52488, while the sum is 39.

The square root of 3993492 is about 1998.3723376788. The cubic root of 3993492 is about 158.6539684147.

The spelling of 3993492 in words is "three million, nine hundred ninety-three thousand, four hundred ninety-two".