2516404 has 12 divisors (see below), whose sum is σ = 4804128. Its totient is φ = 1143800.

The previous prime is 2516401. The next prime is 2516411. The reversal of 2516404 is 4046152.

2516404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516401) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 28552 + ... + 28639.

It is an arithmetic number, because the mean of its divisors is an integer number (400344).

2^2516404 is an apocalyptic number.

It is an amenable number.

2516404 is a deficient number, since it is larger than the sum of its proper divisors (2287724).

2516404 is a wasteful number, since it uses less digits than its factorization.

2516404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57206 (or 57204 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2516404 is about 1586.3177487502. The cubic root of 2516404 is about 136.0170826293.

The spelling of 2516404 in words is "two million, five hundred sixteen thousand, four hundred four".