2439764 has 12 divisors (see below), whose sum is σ = 4284000. Its totient is φ = 1215768.

The previous prime is 2439739. The next prime is 2439781. The reversal of 2439764 is 4679342.

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, 587 + ... + 2285.

It is an arithmetic number, because the mean of its divisors is an integer number (357000).

2^2439764 is an apocalyptic number.

It is an amenable number.

2439764 is a deficient number, since it is larger than the sum of its proper divisors (1844236).

2439764 is a wasteful number, since it uses less digits than its factorization.

2439764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2062 (or 2060 counting only the distinct ones).

The product of its digits is 36288, while the sum is 35.

The square root of 2439764 is about 1561.9743915955. The cubic root of 2439764 is about 134.6219693943.

The spelling of 2439764 in words is "two million, four hundred thirty-nine thousand, seven hundred sixty-four".