25316216 has 16 divisors (see below), whose sum is σ = 47540040. Its totient is φ = 12638880.

The previous prime is 25316201. The next prime is 25316219. The reversal of 25316216 is 61261352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25316219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4286 + ... + 8306.

Almost surely, 2^25316216 is an apocalyptic number.

It is an amenable number.

25316216 is a deficient number, since it is larger than the sum of its proper divisors (22223824).

25316216 is a wasteful number, since it uses less digits than its factorization.

25316216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4814 (or 4810 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 25316216 is about 5031.5222348709. The cubic root of 25316216 is about 293.6294404322.

Adding to 25316216 its reverse (61261352), we get a palindrome (86577568).

The spelling of 25316216 in words is "twenty-five million, three hundred sixteen thousand, two hundred sixteen".