25066632 has 16 divisors (see below), whose sum is σ = 62666640. Its totient is φ = 8355536.

The previous prime is 25066627. The next prime is 25066633. The reversal of 25066632 is 23666052.

It is a self number, because there is not a number n which added to its sum of digits gives 25066632.

It is not an unprimeable number, because it can be changed into a prime (25066633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522198 + ... + 522245.

It is an arithmetic number, because the mean of its divisors is an integer number (3916665).

Almost surely, 2^25066632 is an apocalyptic number.

It is an amenable number.

25066632 is an abundant number, since it is smaller than the sum of its proper divisors (37600008).

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

25066632 is a wasteful number, since it uses less digits than its factorization.

25066632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044452 (or 1044448 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 25066632 is about 5006.6587660834. The cubic root of 25066632 is about 292.6613209024.

The spelling of 25066632 in words is "twenty-five million, sixty-six thousand, six hundred thirty-two".