354382218 has 12 divisors (see below), whose sum is σ = 767828178. Its totient is φ = 118127400.

The previous prime is 354382211. The next prime is 354382241. The reversal of 354382218 is 812283453.

354382218 is a `hidden beast` number, since 3 + 5 + 438 + 2 + 218 = 666.

It can be written as a sum of positive squares in only one way, i.e., 197205849 + 157176369 = 14043^2 + 12537^2 .

It is not an unprimeable number, because it can be changed into a prime (354382211) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9843933 + ... + 9843968.

Almost surely, 2^354382218 is an apocalyptic number.

354382218 is an abundant number, since it is smaller than the sum of its proper divisors (413445960).

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

354382218 is a wasteful number, since it uses less digits than its factorization.

354382218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19687909 (or 19687906 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 354382218 is about 18825.0423107094. The cubic root of 354382218 is about 707.6589015743.

The spelling of 354382218 in words is "three hundred fifty-four million, three hundred eighty-two thousand, two hundred eighteen".