3942892 has 6 divisors (see below), whose sum is σ = 6900068. Its totient is φ = 1971444.

The previous prime is 3942889. The next prime is 3942907. The reversal of 3942892 is 2982493.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492858 + ... + 492865.

Almost surely, 2^3942892 is an apocalyptic number.

It is an amenable number.

3942892 is a deficient number, since it is larger than the sum of its proper divisors (2957176).

3942892 is a wasteful number, since it uses less digits than its factorization.

3942892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985727 (or 985725 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 3942892 is about 1985.6716747741. The cubic root of 3942892 is about 157.9810370875.

The spelling of 3942892 in words is "three million, nine hundred forty-two thousand, eight hundred ninety-two".