2523494 has 4 divisors (see below), whose sum is σ = 3785244. Its totient is φ = 1261746.

The previous prime is 2523487. The next prime is 2523503. The reversal of 2523494 is 4943252.

It is a semiprime because it is the product of two primes.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630872 + ... + 630875.

It is an arithmetic number, because the mean of its divisors is an integer number (946311).

2^2523494 is an apocalyptic number.

2523494 is a deficient number, since it is larger than the sum of its proper divisors (1261750).

2523494 is a wasteful number, since it uses less digits than its factorization.

2523494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261749.

The product of its digits is 8640, while the sum is 29.

The square root of 2523494 is about 1588.5509119950. The cubic root of 2523494 is about 136.1447061258.

The spelling of 2523494 in words is "two million, five hundred twenty-three thousand, four hundred ninety-four".