2839992 has 32 divisors (see below), whose sum is σ = 7201680. Its totient is φ = 933120.

The previous prime is 2839981. The next prime is 2840023. The reversal of 2839992 is 2999382.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 942 + ... + 2562.

2^2839992 is an apocalyptic number.

It is an amenable number.

2839992 is an abundant number, since it is smaller than the sum of its proper divisors (4361688).

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

2839992 is a wasteful number, since it uses less digits than its factorization.

2839992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703 (or 1699 counting only the distinct ones).

The product of its digits is 69984, while the sum is 42.

The square root of 2839992 is about 1685.2275810703. The cubic root of 2839992 is about 141.6138420507.

The spelling of 2839992 in words is "two million, eight hundred thirty-nine thousand, nine hundred ninety-two".