25965606 has 16 divisors (see below), whose sum is σ = 51994800. Its totient is φ = 8644608.

The previous prime is 25965557. The next prime is 25965607. The reversal of 25965606 is 60656952.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25965607) 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, 3910 + ... + 8198.

It is an arithmetic number, because the mean of its divisors is an integer number (3249675).

Almost surely, 2^25965606 is an apocalyptic number.

25965606 is an abundant number, since it is smaller than the sum of its proper divisors (26029194).

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

25965606 is a wasteful number, since it uses less digits than its factorization.

25965606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5303.

The product of its (nonzero) digits is 97200, while the sum is 39.

The square root of 25965606 is about 5095.6457883177. The cubic root of 25965606 is about 296.1189183125.

The spelling of 25965606 in words is "twenty-five million, nine hundred sixty-five thousand, six hundred six".