117206340 has 48 divisors (see below), whose sum is σ = 328648320. Its totient is φ = 31210240.

The previous prime is 117206339. The next prime is 117206363. The reversal of 117206340 is 43602711.

It is a super-2 number, since 2×117206340² = 27474652272391200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 117206340.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78400 + ... + 79880.

It is an arithmetic number, because the mean of its divisors is an integer number (6846840).

Almost surely, 2^117206340 is an apocalyptic number.

117206340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117206340 is an abundant number, since it is smaller than the sum of its proper divisors (211441980).

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

117206340 is a wasteful number, since it uses less digits than its factorization.

117206340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2812 (or 2810 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 117206340 is about 10826.1876946596. The cubic root of 117206340 is about 489.3846781343.

The spelling of 117206340 in words is "one hundred seventeen million, two hundred six thousand, three hundred forty".