25325091 has 24 divisors (see below), whose sum is σ = 41286960. Its totient is φ = 14817600.

The previous prime is 25325089. The next prime is 25325117. The reversal of 25325091 is 19052352.

It is not a de Polignac number, because 25325091 - 2¹ = 25325089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25325011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1540 + ... + 7281.

It is an arithmetic number, because the mean of its divisors is an integer number (1720290).

Almost surely, 2^25325091 is an apocalyptic number.

25325091 is a deficient number, since it is larger than the sum of its proper divisors (15961869).

25325091 is a wasteful number, since it uses less digits than its factorization.

25325091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8867 (or 8864 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 25325091 is about 5032.4040974469. The cubic root of 25325091 is about 293.6637485718.

The spelling of 25325091 in words is "twenty-five million, three hundred twenty-five thousand, ninety-one".