25525966 has 8 divisors (see below), whose sum is σ = 39011544. Its totient is φ = 12522120.

The previous prime is 25525957. The next prime is 25525979. The reversal of 25525966 is 66952552.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120300 + ... + 120511.

It is an arithmetic number, because the mean of its divisors is an integer number (4876443).

Almost surely, 2^25525966 is an apocalyptic number.

25525966 is a deficient number, since it is larger than the sum of its proper divisors (13485578).

25525966 is a wasteful number, since it uses less digits than its factorization.

25525966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240866.

The product of its digits is 162000, while the sum is 40.

The square root of 25525966 is about 5052.3228321239. The cubic root of 25525966 is about 294.4381376706.

The spelling of 25525966 in words is "twenty-five million, five hundred twenty-five thousand, nine hundred sixty-six".