117912722 has 8 divisors (see below), whose sum is σ = 176915772. Its totient is φ = 58940800.

The previous prime is 117912719. The next prime is 117912737. The reversal of 117912722 is 227219711.

It can be written as a sum of positive squares in 2 ways, for example, as 79584241 + 38328481 = 8921^2 + 6191^2 .

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

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, 8522 + ... + 17562.

Almost surely, 2^117912722 is an apocalyptic number.

117912722 is a deficient number, since it is larger than the sum of its proper divisors (59003050).

117912722 is an equidigital number, since it uses as much as digits as its factorization.

117912722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15564.

The product of its digits is 3528, while the sum is 32.

The square root of 117912722 is about 10858.7624525081. The cubic root of 117912722 is about 490.3658547716.

The spelling of 117912722 in words is "one hundred seventeen million, nine hundred twelve thousand, seven hundred twenty-two".