25833155 has 4 divisors (see below), whose sum is σ = 30999792. Its totient is φ = 20666520.

The previous prime is 25833139. The next prime is 25833193. The reversal of 25833155 is 55133852.

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

It is not a de Polignac number, because 25833155 - 2⁴ = 25833139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2583311 + ... + 2583320.

It is an arithmetic number, because the mean of its divisors is an integer number (7749948).

Almost surely, 2^25833155 is an apocalyptic number.

25833155 is a deficient number, since it is larger than the sum of its proper divisors (5166637).

25833155 is an equidigital number, since it uses as much as digits as its factorization.

25833155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5166636.

The product of its digits is 18000, while the sum is 32.

The square root of 25833155 is about 5082.6326839543. The cubic root of 25833155 is about 295.6145571985.

The spelling of 25833155 in words is "twenty-five million, eight hundred thirty-three thousand, one hundred fifty-five".