115299522 has 48 divisors (see below), whose sum is σ = 269957688. Its totient is φ = 35354880.

The previous prime is 115299521. The next prime is 115299553. The reversal of 115299522 is 225992511.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 104468841 + 10830681 = 10221^2 + 3291^2 .

It is not an unprimeable number, because it can be changed into a prime (115299521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86622 + ... + 87942.

Almost surely, 2^115299522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115299522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134978844).

115299522 is an abundant number, since it is smaller than the sum of its proper divisors (154658166).

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

115299522 is a wasteful number, since it uses less digits than its factorization.

115299522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715 (or 1712 counting only the distinct ones).

The product of its digits is 16200, while the sum is 36.

The square root of 115299522 is about 10737.7614985620. The cubic root of 115299522 is about 486.7162380439.

The spelling of 115299522 in words is "one hundred fifteen million, two hundred ninety-nine thousand, five hundred twenty-two".