25097375 has 8 divisors (see below), whose sum is σ = 31321680. Its totient is φ = 20077800.

The previous prime is 25097357. The next prime is 25097381. The reversal of 25097375 is 57379052.

It is not a de Polignac number, because 25097375 - 2⁶ = 25097311 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100265 + ... + 100514.

It is an arithmetic number, because the mean of its divisors is an integer number (3915210).

Almost surely, 2^25097375 is an apocalyptic number.

25097375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25097375 is a deficient number, since it is larger than the sum of its proper divisors (6224305).

25097375 is an equidigital number, since it uses as much as digits as its factorization.

25097375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200794 (or 200784 counting only the distinct ones).

The product of its (nonzero) digits is 66150, while the sum is 38.

The square root of 25097375 is about 5009.7280365305. The cubic root of 25097375 is about 292.7809169620.

The spelling of 25097375 in words is "twenty-five million, ninety-seven thousand, three hundred seventy-five".