3942792 has 48 divisors (see below), whose sum is σ = 12205440. Its totient is φ = 1126368.

The previous prime is 3942781. The next prime is 3942839. The reversal of 3942792 is 2972493.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3408 + ... + 4415.

It is an arithmetic number, because the mean of its divisors is an integer number (254280).

Almost surely, 2^3942792 is an apocalyptic number.

It is an amenable number.

3942792 is an abundant number, since it is smaller than the sum of its proper divisors (8262648).

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

3942792 is a wasteful number, since it uses less digits than its factorization.

3942792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7842 (or 7835 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 3942792 is about 1985.6464942179. The cubic root of 3942792 is about 157.9797014996.

Subtracting from 3942792 its reverse (2972493), we obtain a cube (970299 = 99³).

The spelling of 3942792 in words is "three million, nine hundred forty-two thousand, seven hundred ninety-two".