25316424 has 48 divisors (see below), whose sum is σ = 78361920. Its totient is φ = 7233120.

The previous prime is 25316387. The next prime is 25316437. The reversal of 25316424 is 42461352.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24612 + ... + 25619.

It is an arithmetic number, because the mean of its divisors is an integer number (1632540).

Almost surely, 2^25316424 is an apocalyptic number.

25316424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

25316424 is an abundant number, since it is smaller than the sum of its proper divisors (53045496).

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

25316424 is a wasteful number, since it uses less digits than its factorization.

25316424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50250 (or 50243 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 25316424 is about 5031.5429045175. The cubic root of 25316424 is about 293.6302445908.

Adding to 25316424 its reverse (42461352), we get a palindrome (67777776).

The spelling of 25316424 in words is "twenty-five million, three hundred sixteen thousand, four hundred twenty-four".