25339423 has 4 divisors (see below), whose sum is σ = 25349688. Its totient is φ = 25329160.

The previous prime is 25339393. The next prime is 25339453. The reversal of 25339423 is 32493352.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (25339393) and next prime (25339453).

It is a cyclic number.

It is not a de Polignac number, because 25339423 - 2¹³ = 25331231 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 (25339453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1068 + ... + 7198.

It is an arithmetic number, because the mean of its divisors is an integer number (6337422).

Almost surely, 2^25339423 is an apocalyptic number.

25339423 is a deficient number, since it is larger than the sum of its proper divisors (10265).

25339423 is an equidigital number, since it uses as much as digits as its factorization.

25339423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10264.

The product of its digits is 19440, while the sum is 31.

The square root of 25339423 is about 5033.8278675378. The cubic root of 25339423 is about 293.7191349493.

The spelling of 25339423 in words is "twenty-five million, three hundred thirty-nine thousand, four hundred twenty-three".