2508664 has 8 divisors (see below), whose sum is σ = 4703760. Its totient is φ = 1254328.

The previous prime is 2508641. The next prime is 2508677. The reversal of 2508664 is 4668052.

2508664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 156784 + ... + 156799.

It is an arithmetic number, because the mean of its divisors is an integer number (587970).

2^2508664 is an apocalyptic number.

It is an amenable number.

2508664 is a deficient number, since it is larger than the sum of its proper divisors (2195096).

2508664 is a wasteful number, since it uses less digits than its factorization.

2508664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313589 (or 313585 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 2508664 is about 1583.8762577929. The cubic root of 2508664 is about 135.8774848214.

The spelling of 2508664 in words is "two million, five hundred eight thousand, six hundred sixty-four".