117028224 has 192 divisors, whose sum is σ = 362793600. Its totient is φ = 36126720.

The previous prime is 117028199. The next prime is 117028229. The reversal of 117028224 is 422820711.

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117028229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1035592 + ... + 1035704.

It is an arithmetic number, because the mean of its divisors is an integer number (1889550).

Almost surely, 2^117028224 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 117028224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181396800).

117028224 is an abundant number, since it is smaller than the sum of its proper divisors (245765376).

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

117028224 is a wasteful number, since it uses less digits than its factorization.

117028224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 178 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

The square root of 117028224 is about 10817.9584025823. The cubic root of 117028224 is about 489.1366499302.

Adding to 117028224 its reverse (422820711), we get a palindrome (539848935).

The spelling of 117028224 in words is "one hundred seventeen million, twenty-eight thousand, two hundred twenty-four".