2499964 has 12 divisors (see below), whose sum is σ = 4516288. Its totient is φ = 1209600.

The previous prime is 2499953. The next prime is 2499967. The reversal of 2499964 is 4699942.

2499964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2499964.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2499967) 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 3 ways as a sum of consecutive naturals, for example, 9957 + ... + 10204.

2^2499964 is an apocalyptic number.

It is an amenable number.

2499964 is a deficient number, since it is larger than the sum of its proper divisors (2016324).

2499964 is a wasteful number, since it uses less digits than its factorization.

2499964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20196 (or 20194 counting only the distinct ones).

The product of its digits is 139968, while the sum is 43.

The square root of 2499964 is about 1581.1274458436. The cubic root of 2499964 is about 135.7202293664.

It can be divided in two parts, 249996 and 4, that added together give a square (250000 = 500²).

The spelling of 2499964 in words is "two million, four hundred ninety-nine thousand, nine hundred sixty-four".