117834440 has 32 divisors (see below), whose sum is σ = 268868160. Its totient is φ = 46468800.

The previous prime is 117834421. The next prime is 117834443. The reversal of 117834440 is 44438711.

It is a super-2 number, since 2×117834440² = 27769910500227200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117834397 and 117834406.

It is not an unprimeable number, because it can be changed into a prime (117834443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17906 + ... + 23585.

It is an arithmetic number, because the mean of its divisors is an integer number (8402130).

Almost surely, 2^117834440 is an apocalyptic number.

117834440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117834440 is an abundant number, since it is smaller than the sum of its proper divisors (151033720).

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

117834440 is a wasteful number, since it uses less digits than its factorization.

117834440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41573 (or 41569 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 117834440 is about 10855.1572996433. The cubic root of 117834440 is about 490.2573131392.

The spelling of 117834440 in words is "one hundred seventeen million, eight hundred thirty-four thousand, four hundred forty".