115289236 has 6 divisors (see below), whose sum is σ = 201756170. Its totient is φ = 57644616.

The previous prime is 115289233. The next prime is 115289269. The reversal of 115289236 is 632982511.

It can be written as a sum of positive squares in only one way, i.e., 114490000 + 799236 = 10700^2 + 894^2 .

It is a junction number, because it is equal to n+sod(n) for n = 115289195 and 115289204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115289233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14411151 + ... + 14411158.

Almost surely, 2^115289236 is an apocalyptic number.

It is an amenable number.

115289236 is a deficient number, since it is larger than the sum of its proper divisors (86466934).

115289236 is a wasteful number, since it uses less digits than its factorization.

115289236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28822313 (or 28822311 counting only the distinct ones).

The product of its digits is 25920, while the sum is 37.

The square root of 115289236 is about 10737.2825239909. The cubic root of 115289236 is about 486.7017641125.

The spelling of 115289236 in words is "one hundred fifteen million, two hundred eighty-nine thousand, two hundred thirty-six".