25316975 has 6 divisors (see below), whose sum is σ = 31393080. Its totient is φ = 20253560.

The previous prime is 25316957. The next prime is 25316983. The reversal of 25316975 is 57961352.

It is a happy number.

It is not a de Polignac number, because 25316975 - 2⁸ = 25316719 is a prime.

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 5 ways as a sum of consecutive naturals, for example, 506315 + ... + 506364.

It is an arithmetic number, because the mean of its divisors is an integer number (5232180).

Almost surely, 2^25316975 is an apocalyptic number.

25316975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25316975 is a deficient number, since it is larger than the sum of its proper divisors (6076105).

25316975 is a wasteful number, since it uses less digits than its factorization.

25316975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012689 (or 1012684 counting only the distinct ones).

The product of its digits is 56700, while the sum is 38.

The square root of 25316975 is about 5031.5976587959. The cubic root of 25316975 is about 293.6323748165.

The spelling of 25316975 in words is "twenty-five million, three hundred sixteen thousand, nine hundred seventy-five".