25536323 has 4 divisors (see below), whose sum is σ = 26880360. Its totient is φ = 24192288.

The previous prime is 25536307. The next prime is 25536331. The reversal of 25536323 is 32363552.

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 25536323 - 2⁴ = 25536307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25536383) 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, 671990 + ... + 672027.

It is an arithmetic number, because the mean of its divisors is an integer number (6720090).

Almost surely, 2^25536323 is an apocalyptic number.

25536323 is a deficient number, since it is larger than the sum of its proper divisors (1344037).

25536323 is a wasteful number, since it uses less digits than its factorization.

25536323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344036.

The product of its digits is 16200, while the sum is 29.

The square root of 25536323 is about 5053.3477022663. The cubic root of 25536323 is about 294.4779544262.

Adding to 25536323 its reverse (32363552), we get a palindrome (57899875).

The spelling of 25536323 in words is "twenty-five million, five hundred thirty-six thousand, three hundred twenty-three".