115522 has 16 divisors (see below), whose sum is σ = 194400. Its totient is φ = 51040.

The previous prime is 115513. The next prime is 115523. The reversal of 115522 is 225511.

It is an Ulam number.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 115496 and 115505.

It is not an unprimeable number, because it can be changed into a prime (115523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1254 + ... + 1342.

It is an arithmetic number, because the mean of its divisors is an integer number (12150).

2¹¹⁵⁵²² is an apocalyptic number.

115522 is a deficient number, since it is larger than the sum of its proper divisors (78878).

115522 is a wasteful number, since it uses less digits than its factorization.

115522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161.

The product of its digits is 100, while the sum is 16.

The square root of 115522 is about 339.8852747619. The cubic root of 115522 is about 48.7029087225.

It can be divided in two parts, 11552 and 2, that multiplied together give a square (23104 = 152²).

The spelling of 115522 in words is "one hundred fifteen thousand, five hundred twenty-two".