2523493 has 16 divisors (see below), whose sum is σ = 3087360. Its totient is φ = 2016000.

The previous prime is 2523487. The next prime is 2523503. The reversal of 2523493 is 3943252.

It is not a de Polignac number, because 2523493 - 2⁹ = 2522981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6093 + ... + 6493.

It is an arithmetic number, because the mean of its divisors is an integer number (192960).

2^2523493 is an apocalyptic number.

It is an amenable number.

2523493 is a deficient number, since it is larger than the sum of its proper divisors (563867).

2523493 is a wasteful number, since it uses less digits than its factorization.

2523493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468.

The product of its digits is 6480, while the sum is 28.

The square root of 2523493 is about 1588.5505972427. The cubic root of 2523493 is about 136.1446881421.

The spelling of 2523493 in words is "two million, five hundred twenty-three thousand, four hundred ninety-three".