2523404 has 12 divisors (see below), whose sum is σ = 4755744. Its totient is φ = 1164624.

The previous prime is 2523401. The next prime is 2523413. The reversal of 2523404 is 4043252.

It is not an unprimeable number, because it can be changed into a prime (2523401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24212 + ... + 24315.

It is an arithmetic number, because the mean of its divisors is an integer number (396312).

2^2523404 is an apocalyptic number.

It is an amenable number.

2523404 is a deficient number, since it is larger than the sum of its proper divisors (2232340).

2523404 is a wasteful number, since it uses less digits than its factorization.

2523404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48544 (or 48542 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2523404 is about 1588.5225840384. The cubic root of 2523404 is about 136.1430875803.

Adding to 2523404 its reverse (4043252), we get a palindrome (6566656).

The spelling of 2523404 in words is "two million, five hundred twenty-three thousand, four hundred four".