117443904 has 56 divisors (see below), whose sum is σ = 312103008. Its totient is φ = 38976000.

The previous prime is 117443891. The next prime is 117443917. The reversal of 117443904 is 409344711.

It is an interprime number because it is at equal distance from previous prime (117443891) and next prime (117443917).

It is a super-2 number, since 2×117443904² = 27586141173522432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46974 + ... + 49410.

It is an arithmetic number, because the mean of its divisors is an integer number (5573268).

Almost surely, 2^117443904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117443904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156051504).

117443904 is an abundant number, since it is smaller than the sum of its proper divisors (194659104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117443904 is a wasteful number, since it uses less digits than its factorization.

117443904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2703 (or 2693 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 117443904 is about 10837.1538699051. The cubic root of 117443904 is about 489.7150974650.

The spelling of 117443904 in words is "one hundred seventeen million, four hundred forty-three thousand, nine hundred four".