2516604 has 12 divisors (see below), whose sum is σ = 5872104. Its totient is φ = 838864.

The previous prime is 2516603. The next prime is 2516659. The reversal of 2516604 is 4066152.

It is a tau number, because it is divible by the number of its divisors (12).

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104847 + ... + 104870.

It is an arithmetic number, because the mean of its divisors is an integer number (489342).

2^2516604 is an apocalyptic number.

It is an amenable number.

2516604 is an abundant number, since it is smaller than the sum of its proper divisors (3355500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2516604 is a wasteful number, since it uses less digits than its factorization.

2516604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209724 (or 209722 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2516604 is about 1586.3807865705. The cubic root of 2516604 is about 136.0206860115.

The spelling of 2516604 in words is "two million, five hundred sixteen thousand, six hundred four".