117669790 has 32 divisors (see below), whose sum is σ = 242553024. Its totient is φ = 40262400.

The previous prime is 117669787. The next prime is 117669803. The reversal of 117669790 is 97966711.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 117669790.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40672 + ... + 43468.

It is an arithmetic number, because the mean of its divisors is an integer number (7579782).

Almost surely, 2^117669790 is an apocalyptic number.

117669790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117669790 is an abundant number, since it is smaller than the sum of its proper divisors (124883234).

117669790 is a wasteful number, since it uses less digits than its factorization.

117669790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3412.

The product of its (nonzero) digits is 142884, while the sum is 46.

The square root of 117669790 is about 10847.5706957825. The cubic root of 117669790 is about 490.0288612738.

The spelling of 117669790 in words is "one hundred seventeen million, six hundred sixty-nine thousand, seven hundred ninety".