2664616 has 16 divisors (see below), whose sum is σ = 5019840. Its totient is φ = 1326000.

The previous prime is 2664601. The next prime is 2664643. The reversal of 2664616 is 6164662.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1345 + ... + 2671.

It is an arithmetic number, because the mean of its divisors is an integer number (313740).

2^2664616 is an apocalyptic number.

It is an amenable number.

2664616 is a deficient number, since it is larger than the sum of its proper divisors (2355224).

2664616 is a wasteful number, since it uses less digits than its factorization.

2664616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584 (or 1580 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 2664616 is about 1632.3651552272. The cubic root of 2664616 is about 138.6366994332.

It can be divided in two parts, 26646 and 16, that added together give a palindrome (26662).

The spelling of 2664616 in words is "two million, six hundred sixty-four thousand, six hundred sixteen".