25325417 has 4 divisors (see below), whose sum is σ = 27273540. Its totient is φ = 23377296.

The previous prime is 25325411. The next prime is 25325437. The reversal of 25325417 is 71452352.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2247001 + 23078416 = 1499^2 + 4804^2 .

It is a cyclic number.

It is not a de Polignac number, because 25325417 - 2⁴ = 25325401 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25325417.

It is not an unprimeable number, because it can be changed into a prime (25325411) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 974042 + ... + 974067.

It is an arithmetic number, because the mean of its divisors is an integer number (6818385).

Almost surely, 2^25325417 is an apocalyptic number.

It is an amenable number.

25325417 is a deficient number, since it is larger than the sum of its proper divisors (1948123).

25325417 is a wasteful number, since it uses less digits than its factorization.

25325417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1948122.

The product of its digits is 8400, while the sum is 29.

The square root of 25325417 is about 5032.4364874283. The cubic root of 25325417 is about 293.6650086393.

Adding to 25325417 its reverse (71452352), we get a palindrome (96777769).

The spelling of 25325417 in words is "twenty-five million, three hundred twenty-five thousand, four hundred seventeen".