25342216 has 16 divisors (see below), whose sum is σ = 48051900. Its totient is φ = 12528384.

The previous prime is 25342199. The next prime is 25342217. The reversal of 25342216 is 61224352.

It can be written as a sum of positive squares in 2 ways, for example, as 20702500 + 4639716 = 4550^2 + 2154^2 .

It is not an unprimeable number, because it can be changed into a prime (25342217) 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, 17085 + ... + 18508.

Almost surely, 2^25342216 is an apocalyptic number.

It is an amenable number.

25342216 is a deficient number, since it is larger than the sum of its proper divisors (22709684).

25342216 is a wasteful number, since it uses less digits than its factorization.

25342216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35688 (or 35684 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 25342216 is about 5034.1052829674. The cubic root of 25342216 is about 293.7299261369.

Adding to 25342216 its reverse (61224352), we get a palindrome (86566568).

The spelling of 25342216 in words is "twenty-five million, three hundred forty-two thousand, two hundred sixteen".