25344423 has 36 divisors (see below), whose sum is σ = 41775240. Its totient is φ = 14758848.

The previous prime is 25344419. The next prime is 25344427. The reversal of 25344423 is 32444352.

It is an interprime number because it is at equal distance from previous prime (25344419) and next prime (25344427).

It is not a de Polignac number, because 25344423 - 2² = 25344419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25344427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 28461 + ... + 29337.

Almost surely, 2^25344423 is an apocalyptic number.

25344423 is a deficient number, since it is larger than the sum of its proper divisors (16430817).

25344423 is a wasteful number, since it uses less digits than its factorization.

25344423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928 (or 912 counting only the distinct ones).

The product of its digits is 11520, while the sum is 27.

The square root of 25344423 is about 5034.3244829868. The cubic root of 25344423 is about 293.7384526621.

Adding to 25344423 its reverse (32444352), we get a palindrome (57788775).

The spelling of 25344423 in words is "twenty-five million, three hundred forty-four thousand, four hundred twenty-three".