115534242 has 32 divisors (see below), whose sum is σ = 257352960. Its totient is φ = 38419920.

The previous prime is 115534229. The next prime is 115534301. The reversal of 115534242 is 242435511.

It is a super-2 number, since 2×115534242² = 26696322149029128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 22692 + ... + 27312.

It is an arithmetic number, because the mean of its divisors is an integer number (8042280).

Almost surely, 2^115534242 is an apocalyptic number.

115534242 is an abundant number, since it is smaller than the sum of its proper divisors (141818718).

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

115534242 is a wasteful number, since it uses less digits than its factorization.

115534242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5095 (or 5089 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 115534242 is about 10748.6855940622. The cubic root of 115534242 is about 487.0462902955.

Adding to 115534242 its reverse (242435511), we get a palindrome (357969753).

The spelling of 115534242 in words is "one hundred fifteen million, five hundred thirty-four thousand, two hundred forty-two".