25535255 has 8 divisors (see below), whose sum is σ = 30884352. Its totient is φ = 20266848.

The previous prime is 25535233. The next prime is 25535261. The reversal of 25535255 is 55253552.

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 25535255 - 2¹² = 25531159 is a prime.

It is a Duffinian number.

It is a congruent 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, 19472 + ... + 20741.

It is an arithmetic number, because the mean of its divisors is an integer number (3860544).

Almost surely, 2^25535255 is an apocalyptic number.

25535255 is a deficient number, since it is larger than the sum of its proper divisors (5349097).

25535255 is a wasteful number, since it uses less digits than its factorization.

25535255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40345.

The product of its digits is 37500, while the sum is 32.

The square root of 25535255 is about 5053.2420286386. The cubic root of 25535255 is about 294.4738490735.

The spelling of 25535255 in words is "twenty-five million, five hundred thirty-five thousand, two hundred fifty-five".