25532313 has 16 divisors (see below), whose sum is σ = 35298816. Its totient is φ = 16398720.

The previous prime is 25532281. The next prime is 25532321. The reversal of 25532313 is 31323552.

It is a happy number.

It is not a de Polignac number, because 25532313 - 2⁵ = 25532281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25532363) 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 15 ways as a sum of consecutive naturals, for example, 26781 + ... + 27717.

It is an arithmetic number, because the mean of its divisors is an integer number (2206176).

Almost surely, 2^25532313 is an apocalyptic number.

It is an amenable number.

25532313 is a deficient number, since it is larger than the sum of its proper divisors (9766503).

25532313 is a wasteful number, since it uses less digits than its factorization.

25532313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264.

The product of its digits is 2700, while the sum is 24.

The square root of 25532313 is about 5052.9509200070. The cubic root of 25532313 is about 294.4625395417.

Adding to 25532313 its reverse (31323552), we get a palindrome (56855865).

The spelling of 25532313 in words is "twenty-five million, five hundred thirty-two thousand, three hundred thirteen".