117216626 has 8 divisors (see below), whose sum is σ = 176207724. Its totient is φ = 58480720.

The previous prime is 117216613. The next prime is 117216641. The reversal of 117216626 is 626612711.

It can be written as a sum of positive squares in 2 ways, for example, as 116661601 + 555025 = 10801^2 + 745^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 117216592 and 117216601.

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, 62645 + ... + 64488.

Almost surely, 2^117216626 is an apocalyptic number.

117216626 is a deficient number, since it is larger than the sum of its proper divisors (58991098).

117216626 is a wasteful number, since it uses less digits than its factorization.

117216626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127596.

The product of its digits is 6048, while the sum is 32.

The square root of 117216626 is about 10826.6627360420. The cubic root of 117216626 is about 489.3989938091.

The spelling of 117216626 in words is "one hundred seventeen million, two hundred sixteen thousand, six hundred twenty-six".