117994422 has 32 divisors (see below), whose sum is σ = 290449152. Its totient is φ = 31119264.

The previous prime is 117994421. The next prime is 117994453. The reversal of 117994422 is 224499711.

It is a super-2 number, since 2×117994422² = 27845367246228168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117994421) 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, 107508 + ... + 108599.

It is an arithmetic number, because the mean of its divisors is an integer number (9076536).

Almost surely, 2^117994422 is an apocalyptic number.

117994422 is an abundant number, since it is smaller than the sum of its proper divisors (172454730).

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

117994422 is a wasteful number, since it uses less digits than its factorization.

117994422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216132.

The product of its digits is 36288, while the sum is 39.

The square root of 117994422 is about 10862.5237399050. The cubic root of 117994422 is about 490.4790843994.

The spelling of 117994422 in words is "one hundred seventeen million, nine hundred ninety-four thousand, four hundred twenty-two".