115256022 has 64 divisors (see below), whose sum is σ = 280350720. Its totient is φ = 30836736.

The previous prime is 115256017. The next prime is 115256051. The reversal of 115256022 is 220652511.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 115255983 and 115256001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 240379 + ... + 240857.

It is an arithmetic number, because the mean of its divisors is an integer number (4380480).

Almost surely, 2^115256022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115256022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140175360).

115256022 is an abundant number, since it is smaller than the sum of its proper divisors (165094698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115256022 is a wasteful number, since it uses less digits than its factorization.

115256022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 115256022 is about 10735.7357456301. The cubic root of 115256022 is about 486.6550211971.

The spelling of 115256022 in words is "one hundred fifteen million, two hundred fifty-six thousand, twenty-two".