25196395 has 16 divisors (see below), whose sum is σ = 34640640. Its totient is φ = 17234784.

The previous prime is 25196383. The next prime is 25196417. The reversal of 25196395 is 59369152.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-25196395 is a prime.

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, 21084 + ... + 22246.

It is an arithmetic number, because the mean of its divisors is an integer number (2165040).

Almost surely, 2^25196395 is an apocalyptic number.

25196395 is a deficient number, since it is larger than the sum of its proper divisors (9444245).

25196395 is a wasteful number, since it uses less digits than its factorization.

25196395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1794.

The product of its digits is 72900, while the sum is 40.

The square root of 25196395 is about 5019.6010797672. The cubic root of 25196395 is about 293.1654607930.

The spelling of 25196395 in words is "twenty-five million, one hundred ninety-six thousand, three hundred ninety-five".