117997852 has 12 divisors (see below), whose sum is σ = 235995760. Its totient is φ = 50570496.

The previous prime is 117997849. The next prime is 117997883. The reversal of 117997852 is 258799711.

117997852 is an admirable number.

It is a super-2 number, since 2×117997852² = 27846986153227808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117997796 and 117997805.

It is a congruent number.

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, 2107077 + ... + 2107132.

Almost surely, 2^117997852 is an apocalyptic number.

It is an amenable number.

117997852 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

117997852 is a wasteful number, since it uses less digits than its factorization.

117997852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4214220 (or 4214218 counting only the distinct ones).

The product of its digits is 317520, while the sum is 49.

The square root of 117997852 is about 10862.6816210363. The cubic root of 117997852 is about 490.4838369601.

The spelling of 117997852 in words is "one hundred seventeen million, nine hundred ninety-seven thousand, eight hundred fifty-two".