2523443 has 8 divisors (see below), whose sum is σ = 2730000. Its totient is φ = 2318688.

The previous prime is 2523419. The next prime is 2523457. The reversal of 2523443 is 3443252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2523443 - 2⁶ = 2523379 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 4808 + ... + 5306.

It is an arithmetic number, because the mean of its divisors is an integer number (341250).

2^2523443 is an apocalyptic number.

2523443 is a deficient number, since it is larger than the sum of its proper divisors (206557).

2523443 is a wasteful number, since it uses less digits than its factorization.

2523443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901.

The product of its digits is 2880, while the sum is 23.

The square root of 2523443 is about 1588.5348595483. The cubic root of 2523443 is about 136.1437889547.

Adding to 2523443 its reverse (3443252), we get a palindrome (5966695).

The spelling of 2523443 in words is "two million, five hundred twenty-three thousand, four hundred forty-three".