117427564 has 12 divisors (see below), whose sum is σ = 206575488. Its totient is φ = 58406000.

The previous prime is 117427561. The next prime is 117427571. The reversal of 117427564 is 465724711.

117427564 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

117427564 is strictly pandigital in base 9.

It is not an unprimeable number, because it can be changed into a prime (117427561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76087 + ... + 77614.

It is an arithmetic number, because the mean of its divisors is an integer number (17214624).

Almost surely, 2^117427564 is an apocalyptic number.

It is an amenable number.

117427564 is a deficient number, since it is larger than the sum of its proper divisors (89147924).

117427564 is a wasteful number, since it uses less digits than its factorization.

117427564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153896 (or 153894 counting only the distinct ones).

The product of its digits is 47040, while the sum is 37.

The square root of 117427564 is about 10836.3999557048. The cubic root of 117427564 is about 489.6923850166.

It can be divided in two parts, 11742 and 7564, that added together give a triangular number (19306 = T₁₉₆).

The spelling of 117427564 in words is "one hundred seventeen million, four hundred twenty-seven thousand, five hundred sixty-four".