117478522 has 8 divisors (see below), whose sum is σ = 201391776. Its totient is φ = 50347932.

The previous prime is 117478511. The next prime is 117478567. The reversal of 117478522 is 225874711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4195648 + ... + 4195675.

It is an arithmetic number, because the mean of its divisors is an integer number (25173972).

Almost surely, 2^117478522 is an apocalyptic number.

117478522 is a deficient number, since it is larger than the sum of its proper divisors (83913254).

117478522 is an equidigital number, since it uses as much as digits as its factorization.

117478522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8391332.

The product of its digits is 31360, while the sum is 37.

The square root of 117478522 is about 10838.7509427978. The cubic root of 117478522 is about 489.7632092053.

The spelling of 117478522 in words is "one hundred seventeen million, four hundred seventy-eight thousand, five hundred twenty-two".