25065516 has 24 divisors (see below), whose sum is σ = 66841600. Its totient is φ = 7161552.

The previous prime is 25065511. The next prime is 25065527. The reversal of 25065516 is 61556052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25065511) 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, 149116 + ... + 149283.

Almost surely, 2^25065516 is an apocalyptic number.

It is an amenable number.

25065516 is an abundant number, since it is smaller than the sum of its proper divisors (41776084).

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

25065516 is a wasteful number, since it uses less digits than its factorization.

25065516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298413 (or 298411 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 25065516 is about 5006.5473132689. The cubic root of 25065516 is about 292.6569776134.

The spelling of 25065516 in words is "twenty-five million, sixty-five thousand, five hundred sixteen".