117472886 has 4 divisors (see below), whose sum is σ = 176209332. Its totient is φ = 58736442.

The previous prime is 117472871. The next prime is 117472903. The reversal of 117472886 is 688274711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 688274711 = 137 ⋅5023903.

It is a super-3 number, since 3×117472886³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29368220 + ... + 29368223.

It is an arithmetic number, because the mean of its divisors is an integer number (44052333).

Almost surely, 2^117472886 is an apocalyptic number.

117472886 is a deficient number, since it is larger than the sum of its proper divisors (58736446).

117472886 is an equidigital number, since it uses as much as digits as its factorization.

117472886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58736445.

The product of its digits is 150528, while the sum is 44.

The square root of 117472886 is about 10838.4909466217. The cubic root of 117472886 is about 489.7553769946.

The spelling of 117472886 in words is "one hundred seventeen million, four hundred seventy-two thousand, eight hundred eighty-six".