117625221 has 24 divisors (see below), whose sum is σ = 194663040. Its totient is φ = 67045536.

The previous prime is 117625217. The next prime is 117625223. The reversal of 117625221 is 122526711.

117625221 is a `hidden beast` number, since 1 + 17 + 625 + 2 + 21 = 666.

It is not a de Polignac number, because 117625221 - 2² = 117625217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117625223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25531 + ... + 29783.

It is an arithmetic number, because the mean of its divisors is an integer number (8110960).

Almost surely, 2^117625221 is an apocalyptic number.

It is an amenable number.

117625221 is a deficient number, since it is larger than the sum of its proper divisors (77037819).

117625221 is a wasteful number, since it uses less digits than its factorization.

117625221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4705 (or 4702 counting only the distinct ones).

The product of its digits is 1680, while the sum is 27.

The square root of 117625221 is about 10845.5161702890. The cubic root of 117625221 is about 489.9669851420.

The spelling of 117625221 in words is "one hundred seventeen million, six hundred twenty-five thousand, two hundred twenty-one".