25285107 has 8 divisors (see below), whose sum is σ = 34430976. Its totient is φ = 16497992.

The previous prime is 25285093. The next prime is 25285109. The reversal of 25285107 is 70158252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25285107 - 2⁷ = 25284979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25285109) 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 7 ways as a sum of consecutive naturals, for example, 89523 + ... + 89804.

It is an arithmetic number, because the mean of its divisors is an integer number (4303872).

Almost surely, 2^25285107 is an apocalyptic number.

25285107 is a deficient number, since it is larger than the sum of its proper divisors (9145869).

25285107 is a wasteful number, since it uses less digits than its factorization.

25285107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179377.

The product of its (nonzero) digits is 5600, while the sum is 30.

The square root of 25285107 is about 5028.4298742252. The cubic root of 25285107 is about 293.5091188384.

The spelling of 25285107 in words is "twenty-five million, two hundred eighty-five thousand, one hundred seven".