115949636 has 24 divisors (see below), whose sum is σ = 221844000. Its totient is φ = 52588800.

The previous prime is 115949633. The next prime is 115949651. The reversal of 115949636 is 636949511.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (115949633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19316 + ... + 24596.

It is an arithmetic number, because the mean of its divisors is an integer number (9243500).

Almost surely, 2^115949636 is an apocalyptic number.

It is an amenable number.

115949636 is a deficient number, since it is larger than the sum of its proper divisors (105894364).

115949636 is a wasteful number, since it uses less digits than its factorization.

115949636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5795 (or 5793 counting only the distinct ones).

The product of its digits is 174960, while the sum is 44.

The square root of 115949636 is about 10767.9912704274. The cubic root of 115949636 is about 487.6293039429.

The spelling of 115949636 in words is "one hundred fifteen million, nine hundred forty-nine thousand, six hundred thirty-six".