25612495 has 16 divisors (see below), whose sum is σ = 31816512. Its totient is φ = 19779840.

The previous prime is 25612487. The next prime is 25612507. The reversal of 25612495 is 59421652.

It is a happy number.

It is not a de Polignac number, because 25612495 - 2³ = 25612487 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 25612495.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20509 + ... + 21721.

It is an arithmetic number, because the mean of its divisors is an integer number (1988532).

Almost surely, 2^25612495 is an apocalyptic number.

25612495 is a deficient number, since it is larger than the sum of its proper divisors (6204017).

25612495 is a wasteful number, since it uses less digits than its factorization.

25612495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362.

The product of its digits is 21600, while the sum is 34.

The square root of 25612495 is about 5060.8788762427. The cubic root of 25612495 is about 294.7704620646.

The spelling of 25612495 in words is "twenty-five million, six hundred twelve thousand, four hundred ninety-five".