25625766 has 16 divisors (see below), whose sum is σ = 54266544. Its totient is φ = 8039424.

The previous prime is 25625759. The next prime is 25625767. The reversal of 25625766 is 66752652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25625767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125515 + ... + 125718.

It is an arithmetic number, because the mean of its divisors is an integer number (3391659).

Almost surely, 2^25625766 is an apocalyptic number.

25625766 is an abundant number, since it is smaller than the sum of its proper divisors (28640778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25625766 is a wasteful number, since it uses less digits than its factorization.

25625766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251255.

The product of its digits is 151200, while the sum is 39.

The square root of 25625766 is about 5062.1898423508. The cubic root of 25625766 is about 294.8213646072.

The spelling of 25625766 in words is "twenty-five million, six hundred twenty-five thousand, seven hundred sixty-six".