25345055 has 4 divisors (see below), whose sum is σ = 30414072. Its totient is φ = 20276040.

The previous prime is 25345051. The next prime is 25345063. The reversal of 25345055 is 55054352.

It is a happy number.

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

It is not a de Polignac number, because 25345055 - 2² = 25345051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25345051) 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, 2534501 + ... + 2534510.

It is an arithmetic number, because the mean of its divisors is an integer number (7603518).

Almost surely, 2^25345055 is an apocalyptic number.

25345055 is a deficient number, since it is larger than the sum of its proper divisors (5069017).

25345055 is an equidigital number, since it uses as much as digits as its factorization.

25345055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5069016.

The product of its (nonzero) digits is 15000, while the sum is 29.

The square root of 25345055 is about 5034.3872516921. The cubic root of 25345055 is about 293.7408942401.

The spelling of 25345055 in words is "twenty-five million, three hundred forty-five thousand, fifty-five".