117844546 has 8 divisors (see below), whose sum is σ = 180102204. Its totient is φ = 57810480.

The previous prime is 117844513. The next prime is 117844549. The reversal of 117844546 is 645448711.

It can be written as a sum of positive squares in 2 ways, for example, as 108388921 + 9455625 = 10411^2 + 3075^2 .

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

It is a super-2 number, since 2×117844546² = 27774674043892232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117844499 and 117844508.

It is not an unprimeable number, because it can be changed into a prime (117844549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555765 + ... + 555976.

Almost surely, 2^117844546 is an apocalyptic number.

117844546 is a deficient number, since it is larger than the sum of its proper divisors (62257658).

117844546 is a wasteful number, since it uses less digits than its factorization.

117844546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111796.

The product of its digits is 107520, while the sum is 40.

The square root of 117844546 is about 10855.6227826873. The cubic root of 117844546 is about 490.2713282799.

The spelling of 117844546 in words is "one hundred seventeen million, eight hundred forty-four thousand, five hundred forty-six".