115729672 has 8 divisors (see below), whose sum is σ = 216993150. Its totient is φ = 57864832.

The previous prime is 115729657. The next prime is 115729697. The reversal of 115729672 is 276927511.

It can be written as a sum of positive squares in only one way, i.e., 89984196 + 25745476 = 9486^2 + 5074^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7233097 + ... + 7233112.

Almost surely, 2^115729672 is an apocalyptic number.

It is an amenable number.

115729672 is a deficient number, since it is larger than the sum of its proper divisors (101263478).

115729672 is a wasteful number, since it uses less digits than its factorization.

115729672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14466215 (or 14466211 counting only the distinct ones).

The product of its digits is 52920, while the sum is 40.

The square root of 115729672 is about 10757.7726319160. The cubic root of 115729672 is about 487.3207539136.

The spelling of 115729672 in words is "one hundred fifteen million, seven hundred twenty-nine thousand, six hundred seventy-two".