25600423 has 4 divisors (see below), whose sum is σ = 25684120. Its totient is φ = 25516728.

The previous prime is 25600397. The next prime is 25600427. The reversal of 25600423 is 32400652.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 25600423 - 2⁹ = 25599911 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25600394 and 25600403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25600427) 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, 41388 + ... + 42001.

It is an arithmetic number, because the mean of its divisors is an integer number (6421030).

Almost surely, 2^25600423 is an apocalyptic number.

25600423 is a deficient number, since it is larger than the sum of its proper divisors (83697).

25600423 is an equidigital number, since it uses as much as digits as its factorization.

25600423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83696.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 25600423 is about 5059.6860574546. The cubic root of 25600423 is about 294.7241431587.

The spelling of 25600423 in words is "twenty-five million, six hundred thousand, four hundred twenty-three".