115229966 has 8 divisors (see below), whose sum is σ = 172891200. Its totient is φ = 57599568.

The previous prime is 115229957. The next prime is 115229971. The reversal of 115229966 is 669922511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×115229966² = 26555890128722312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8210 + ... + 17258.

It is an arithmetic number, because the mean of its divisors is an integer number (21611400).

Almost surely, 2^115229966 is an apocalyptic number.

115229966 is a deficient number, since it is larger than the sum of its proper divisors (57661234).

115229966 is an equidigital number, since it uses as much as digits as its factorization.

115229966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15418.

The product of its digits is 58320, while the sum is 41.

The square root of 115229966 is about 10734.5221598355. The cubic root of 115229966 is about 486.6183456329.

The spelling of 115229966 in words is "one hundred fifteen million, two hundred twenty-nine thousand, nine hundred sixty-six".