25505097 has 8 divisors (see below), whose sum is σ = 34030656. Its totient is φ = 16991472.

The previous prime is 25505093. The next prime is 25505101. The reversal of 25505097 is 79050552.

It is an interprime number because it is at equal distance from previous prime (25505093) and next prime (25505101).

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

It is not a de Polignac number, because 25505097 - 2² = 25505093 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25505093) 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 7 ways as a sum of consecutive naturals, for example, 5268 + ... + 8874.

It is an arithmetic number, because the mean of its divisors is an integer number (4253832).

Almost surely, 2^25505097 is an apocalyptic number.

It is an amenable number.

25505097 is a deficient number, since it is larger than the sum of its proper divisors (8525559).

25505097 is a wasteful number, since it uses less digits than its factorization.

25505097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5967.

The product of its (nonzero) digits is 15750, while the sum is 33.

The square root of 25505097 is about 5050.2571221671. The cubic root of 25505097 is about 294.3578755461.

The spelling of 25505097 in words is "twenty-five million, five hundred five thousand, ninety-seven".