25326516 has 12 divisors (see below), whose sum is σ = 59095232. Its totient is φ = 8442168.

The previous prime is 25326503. The next prime is 25326523. The reversal of 25326516 is 61562352.

It is a tau number, because it is divible by the number of its divisors (12).

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, 1055260 + ... + 1055283.

Almost surely, 2^25326516 is an apocalyptic number.

It is an amenable number.

25326516 is an abundant number, since it is smaller than the sum of its proper divisors (33768716).

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

25326516 is a wasteful number, since it uses less digits than its factorization.

25326516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110550 (or 2110548 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 25326516 is about 5032.5456778851. The cubic root of 25326516 is about 293.6692564559.

Adding to 25326516 its reverse (61562352), we get a palindrome (86888868).

The spelling of 25326516 in words is "twenty-five million, three hundred twenty-six thousand, five hundred sixteen".