117450228 has 24 divisors (see below), whose sum is σ = 313200832. Its totient is φ = 33557184.

The previous prime is 117450163. The next prime is 117450253. The reversal of 117450228 is 822054711.

It is a junction number, because it is equal to n+sod(n) for n = 117450195 and 117450204.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 699025 + ... + 699192.

Almost surely, 2^117450228 is an apocalyptic number.

It is an amenable number.

117450228 is an abundant number, since it is smaller than the sum of its proper divisors (195750604).

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

117450228 is a wasteful number, since it uses less digits than its factorization.

117450228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398231 (or 1398229 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 117450228 is about 10837.4456400021. The cubic root of 117450228 is about 489.7238872009.

The spelling of 117450228 in words is "one hundred seventeen million, four hundred fifty thousand, two hundred twenty-eight".