25523255 has 8 divisors (see below), whose sum is σ = 30726432. Its totient is φ = 20352928.

The previous prime is 25523243. The next prime is 25523287. The reversal of 25523255 is 55232552.

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 25523255 - 2⁶ = 25523191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 6467 + ... + 9636.

It is an arithmetic number, because the mean of its divisors is an integer number (3840804).

Almost surely, 2^25523255 is an apocalyptic number.

25523255 is a deficient number, since it is larger than the sum of its proper divisors (5203177).

25523255 is a wasteful number, since it uses less digits than its factorization.

25523255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16425.

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

The square root of 25523255 is about 5052.0545325640. The cubic root of 25523255 is about 294.4277136440.

The spelling of 25523255 in words is "twenty-five million, five hundred twenty-three thousand, two hundred fifty-five".