25235723 has 2 divisors, whose sum is σ = 25235724. Its totient is φ = 25235722.

The previous prime is 25235699. The next prime is 25235737. The reversal of 25235723 is 32753252.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25235723 - 2⁶ = 25235659 is a prime.

It is not a weakly prime, because it can be changed into another prime (25235773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12617861 + 12617862.

It is an arithmetic number, because the mean of its divisors is an integer number (12617862).

Almost surely, 2^25235723 is an apocalyptic number.

25235723 is a deficient number, since it is larger than the sum of its proper divisors (1).

25235723 is an equidigital number, since it uses as much as digits as its factorization.

25235723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12600, while the sum is 29.

The square root of 25235723 is about 5023.5169950942. The cubic root of 25235723 is about 293.3179114080.

Adding to 25235723 its reverse (32753252), we get a palindrome (57988975).

The spelling of 25235723 in words is "twenty-five million, two hundred thirty-five thousand, seven hundred twenty-three".