117636222 has 32 divisors (see below), whose sum is σ = 257647104. Its totient is φ = 35510400.

The previous prime is 117636221. The next prime is 117636223. The reversal of 117636222 is 222636711.

It is an interprime number because it is at equal distance from previous prime (117636221) and next prime (117636223).

It is a self number, because there is not a number n which added to its sum of digits gives 117636222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117636221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14598 + ... + 21174.

It is an arithmetic number, because the mean of its divisors is an integer number (8051472).

Almost surely, 2^117636222 is an apocalyptic number.

117636222 is an abundant number, since it is smaller than the sum of its proper divisors (140010882).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117636222 is a wasteful number, since it uses less digits than its factorization.

117636222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6864.

The product of its digits is 6048, while the sum is 30.

The square root of 117636222 is about 10846.0233265469. The cubic root of 117636222 is about 489.9822595271.

The spelling of 117636222 in words is "one hundred seventeen million, six hundred thirty-six thousand, two hundred twenty-two".