2939886 has 12 divisors (see below), whose sum is σ = 6369792. Its totient is φ = 979956.

The previous prime is 2939879. The next prime is 2939891. The reversal of 2939886 is 6889392.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 81646 + ... + 81681.

It is an arithmetic number, because the mean of its divisors is an integer number (530816).

2^2939886 is an apocalyptic number.

2939886 is an abundant number, since it is smaller than the sum of its proper divisors (3429906).

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

2939886 is a wasteful number, since it uses less digits than its factorization.

2939886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163335 (or 163332 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 2939886 is about 1714.6095765509. The cubic root of 2939886 is about 143.2551234884.

The spelling of 2939886 in words is "two million, nine hundred thirty-nine thousand, eight hundred eighty-six".