25321325 has 12 divisors (see below), whose sum is σ = 31932480. Its totient is φ = 19912560.

The previous prime is 25321277. The next prime is 25321337. The reversal of 25321325 is 52312352.

It is not a de Polignac number, because 25321325 - 2²² = 21127021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25321325.

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, 7109 + ... + 10058.

It is an arithmetic number, because the mean of its divisors is an integer number (2661040).

Almost surely, 2^25321325 is an apocalyptic number.

25321325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25321325 is a deficient number, since it is larger than the sum of its proper divisors (6611155).

25321325 is a wasteful number, since it uses less digits than its factorization.

25321325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17236 (or 17231 counting only the distinct ones).

The product of its digits is 1800, while the sum is 23.

The square root of 25321325 is about 5032.0299084962. The cubic root of 25321325 is about 293.6491913026.

Adding to 25321325 its reverse (52312352), we get a palindrome (77633677).

The spelling of 25321325 in words is "twenty-five million, three hundred twenty-one thousand, three hundred twenty-five".