25370725 has 12 divisors (see below), whose sum is σ = 32828256. Its totient is φ = 19413680.

The previous prime is 25370711. The next prime is 25370743. The reversal of 25370725 is 52707352.

It is not a de Polignac number, because 25370725 - 2¹¹ = 25368677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21487 + ... + 22636.

It is an arithmetic number, because the mean of its divisors is an integer number (2735688).

Almost surely, 2^25370725 is an apocalyptic number.

25370725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25370725 is a deficient number, since it is larger than the sum of its proper divisors (7457531).

25370725 is a wasteful number, since it uses less digits than its factorization.

25370725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44156 (or 44151 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 31.

The square root of 25370725 is about 5036.9360726537. The cubic root of 25370725 is about 293.8400297457.

The spelling of 25370725 in words is "twenty-five million, three hundred seventy thousand, seven hundred twenty-five".