2515964 has 24 divisors (see below), whose sum is σ = 4843776. Its totient is φ = 1134000.

The previous prime is 2515951. The next prime is 2515967. The reversal of 2515964 is 4695152.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2515964.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2515967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9149 + ... + 9419.

It is an arithmetic number, because the mean of its divisors is an integer number (201824).

2^2515964 is an apocalyptic number.

It is an amenable number.

2515964 is a deficient number, since it is larger than the sum of its proper divisors (2327812).

2515964 is a wasteful number, since it uses less digits than its factorization.

2515964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497 (or 495 counting only the distinct ones).

The product of its digits is 10800, while the sum is 32.

The square root of 2515964 is about 1586.1790567272. The cubic root of 2515964 is about 136.0091545164.

The spelling of 2515964 in words is "two million, five hundred fifteen thousand, nine hundred sixty-four".