25675505 has 8 divisors (see below), whose sum is σ = 30864552. Its totient is φ = 20504448.

The previous prime is 25675499. The next prime is 25675511. The reversal of 25675505 is 50557652.

It is an interprime number because it is at equal distance from previous prime (25675499) and next prime (25675511).

It can be written as a sum of positive squares in 4 ways, for example, as 1459264 + 24216241 = 1208^2 + 4921^2 .

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 25675505 - 2⁸ = 25675249 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1124 + ... + 7253.

It is an arithmetic number, because the mean of its divisors is an integer number (3858069).

Almost surely, 2^25675505 is an apocalyptic number.

It is an amenable number.

25675505 is a deficient number, since it is larger than the sum of its proper divisors (5189047).

25675505 is an equidigital number, since it uses as much as digits as its factorization.

25675505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8995.

The product of its (nonzero) digits is 52500, while the sum is 35.

The square root of 25675505 is about 5067.1002555702. The cubic root of 25675505 is about 295.0119884049.

The spelling of 25675505 in words is "twenty-five million, six hundred seventy-five thousand, five hundred five".