115222255 has 16 divisors (see below), whose sum is σ = 142912224. Its totient is φ = 89112960.

The previous prime is 115222231. The next prime is 115222267. The reversal of 115222255 is 552222511.

It is not a de Polignac number, because 115222255 - 2⁵ = 115222223 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 15 ways as a sum of consecutive naturals, for example, 28245 + ... + 32065.

It is an arithmetic number, because the mean of its divisors is an integer number (8932014).

Almost surely, 2^115222255 is an apocalyptic number.

115222255 is a deficient number, since it is larger than the sum of its proper divisors (27689969).

115222255 is a wasteful number, since it uses less digits than its factorization.

115222255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4026.

The product of its digits is 2000, while the sum is 25.

The square root of 115222255 is about 10734.1629855336. The cubic root of 115222255 is about 486.6074908241.

Adding to 115222255 its reverse (552222511), we get a palindrome (667444766).

The spelling of 115222255 in words is "one hundred fifteen million, two hundred twenty-two thousand, two hundred fifty-five".