25328416 has 24 divisors (see below), whose sum is σ = 50152284. Its totient is φ = 12591360.

The previous prime is 25328399. The next prime is 25328417. The reversal of 25328416 is 61482352.

It can be written as a sum of positive squares in 2 ways, for example, as 23078416 + 2250000 = 4804^2 + 1500^2 .

It is not an unprimeable number, because it can be changed into a prime (25328417) 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, 3606 + ... + 7978.

Almost surely, 2^25328416 is an apocalyptic number.

It is an amenable number.

25328416 is a deficient number, since it is larger than the sum of its proper divisors (24823868).

25328416 is a wasteful number, since it uses less digits than its factorization.

25328416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4564 (or 4556 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 25328416 is about 5032.7344456071. The cubic root of 25328416 is about 293.6765999799.

The spelling of 25328416 in words is "twenty-five million, three hundred twenty-eight thousand, four hundred sixteen".