115533730 has 16 divisors (see below), whose sum is σ = 223957944. Its totient is φ = 42658560.

The previous prime is 115533707. The next prime is 115533731. The reversal of 115533730 is 37335511.

It can be written as a sum of positive squares in 4 ways, for example, as 83960569 + 31573161 = 9163^2 + 5619^2 .

It is not an unprimeable number, because it can be changed into a prime (115533731) 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, 444231 + ... + 444490.

Almost surely, 2^115533730 is an apocalyptic number.

115533730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115533730 is a deficient number, since it is larger than the sum of its proper divisors (108424214).

115533730 is a wasteful number, since it uses less digits than its factorization.

115533730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888741.

The product of its (nonzero) digits is 4725, while the sum is 28.

The square root of 115533730 is about 10748.6617771702. The cubic root of 115533730 is about 487.0455708318.

The spelling of 115533730 in words is "one hundred fifteen million, five hundred thirty-three thousand, seven hundred thirty".