117679470 has 64 divisors (see below), whose sum is σ = 289529856. Its totient is φ = 30602880.

The previous prime is 117679469. The next prime is 117679481. The reversal of 117679470 is 74976711.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 255040 + ... + 255500.

It is an arithmetic number, because the mean of its divisors is an integer number (4523904).

Almost surely, 2^117679470 is an apocalyptic number.

117679470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 117679470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144764928).

117679470 is an abundant number, since it is smaller than the sum of its proper divisors (171850386).

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

117679470 is a wasteful number, since it uses less digits than its factorization.

117679470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665.

The product of its (nonzero) digits is 74088, while the sum is 42.

The square root of 117679470 is about 10848.0168694559. The cubic root of 117679470 is about 490.0422981673.

The spelling of 117679470 in words is "one hundred seventeen million, six hundred seventy-nine thousand, four hundred seventy".