25564675 has 12 divisors (see below), whose sum is σ = 31917600. Its totient is φ = 20311520.

The previous prime is 25564667. The next prime is 25564681. The reversal of 25564675 is 57646552.

It is not a de Polignac number, because 25564675 - 2³ = 25564667 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 294 + ... + 7156.

It is an arithmetic number, because the mean of its divisors is an integer number (2659800).

Almost surely, 2^25564675 is an apocalyptic number.

25564675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25564675 is a deficient number, since it is larger than the sum of its proper divisors (6352925).

25564675 is a wasteful number, since it uses less digits than its factorization.

25564675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7022 (or 7017 counting only the distinct ones).

The product of its digits is 252000, while the sum is 40.

The square root of 25564675 is about 5056.1521931208. The cubic root of 25564675 is about 294.5868966441.

The spelling of 25564675 in words is "twenty-five million, five hundred sixty-four thousand, six hundred seventy-five".