2539964 has 18 divisors (see below), whose sum is σ = 5171040. Its totient is φ = 1088472.

The previous prime is 2539963. The next prime is 2539981. The reversal of 2539964 is 4699352.

2539964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2539961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6284 + ... + 6675.

It is an arithmetic number, because the mean of its divisors is an integer number (287280).

2^2539964 is an apocalyptic number.

It is an amenable number.

2539964 is an abundant number, since it is smaller than the sum of its proper divisors (2631076).

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

2539964 is a wasteful number, since it uses less digits than its factorization.

2539964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12977 (or 12968 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 2539964 is about 1593.7264508064. The cubic root of 2539964 is about 136.4402543705.

The spelling of 2539964 in words is "two million, five hundred thirty-nine thousand, nine hundred sixty-four".