25536245 has 8 divisors (see below), whose sum is σ = 35021184. Its totient is φ = 17510544.

The previous prime is 25536239. The next prime is 25536257. The reversal of 25536245 is 54263552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25536245 - 2⁴ = 25536229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364769 + ... + 364838.

It is an arithmetic number, because the mean of its divisors is an integer number (4377648).

Almost surely, 2^25536245 is an apocalyptic number.

It is an amenable number.

25536245 is a deficient number, since it is larger than the sum of its proper divisors (9484939).

25536245 is an equidigital number, since it uses as much as digits as its factorization.

25536245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729619.

The product of its digits is 36000, while the sum is 32.

The square root of 25536245 is about 5053.3399846042. The cubic root of 25536245 is about 294.4776546010.

Adding to 25536245 its reverse (54263552), we get a palindrome (79799797).

The spelling of 25536245 in words is "twenty-five million, five hundred thirty-six thousand, two hundred forty-five".