117478 has 8 divisors (see below), whose sum is σ = 177840. Its totient is φ = 58200.

The previous prime is 117443. The next prime is 117497. The reversal of 117478 is 874711.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108 + ... + 496.

It is an arithmetic number, because the mean of its divisors is an integer number (22230).

2¹¹⁷⁴⁷⁸ is an apocalyptic number.

117478 is a deficient number, since it is larger than the sum of its proper divisors (60362).

117478 is a wasteful number, since it uses less digits than its factorization.

117478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542.

The product of its digits is 1568, while the sum is 28.

The square root of 117478 is about 342.7506382197. The cubic root of 117478 is about 48.9762483805.

It can be divided in two parts, 117 and 478, that added together give a palindrome (595).

The spelling of 117478 in words is "one hundred seventeen thousand, four hundred seventy-eight".