115767772 has 12 divisors (see below), whose sum is σ = 205447536. Its totient is φ = 57068480.

The previous prime is 115767767. The next prime is 115767791. The reversal of 115767772 is 277767511.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203533 + ... + 204100.

It is an arithmetic number, because the mean of its divisors is an integer number (17120628).

Almost surely, 2^115767772 is an apocalyptic number.

It is an amenable number.

115767772 is a deficient number, since it is larger than the sum of its proper divisors (89679764).

115767772 is a wasteful number, since it uses less digits than its factorization.

115767772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407708 (or 407706 counting only the distinct ones).

The product of its digits is 144060, while the sum is 43.

The square root of 115767772 is about 10759.5432988580. The cubic root of 115767772 is about 487.3742258921.

The spelling of 115767772 in words is "one hundred fifteen million, seven hundred sixty-seven thousand, seven hundred seventy-two".