2612564 has 12 divisors (see below), whose sum is σ = 4601184. Its totient is φ = 1297944.

The previous prime is 2612549. The next prime is 2612647. The reversal of 2612564 is 4652162.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1352 + ... + 2655.

It is an arithmetic number, because the mean of its divisors is an integer number (383432).

2^2612564 is an apocalyptic number.

It is an amenable number.

2612564 is a deficient number, since it is larger than the sum of its proper divisors (1988620).

2612564 is a wasteful number, since it uses less digits than its factorization.

2612564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4174 (or 4172 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 2612564 is about 1616.3427854264. The cubic root of 2612564 is about 137.7280227520.

The spelling of 2612564 in words is "two million, six hundred twelve thousand, five hundred sixty-four".