117225660 has 24 divisors (see below), whose sum is σ = 328232016. Its totient is φ = 31260160.

The previous prime is 117225653. The next prime is 117225709. The reversal of 117225660 is 66522711.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 976821 + ... + 976940.

It is an arithmetic number, because the mean of its divisors is an integer number (13676334).

Almost surely, 2^117225660 is an apocalyptic number.

117225660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117225660 is an abundant number, since it is smaller than the sum of its proper divisors (211006356).

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

117225660 is a wasteful number, since it uses less digits than its factorization.

117225660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953773 (or 1953771 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 117225660 is about 10827.0799387462. The cubic root of 117225660 is about 489.4115663058.

The spelling of 117225660 in words is "one hundred seventeen million, two hundred twenty-five thousand, six hundred sixty".