213327018 has 48 divisors (see below), whose sum is σ = 479606400. Its totient is φ = 68477760.

The previous prime is 213327017. The next prime is 213327019. The reversal of 213327018 is 810723312.

It is an interprime number because it is at equal distance from previous prime (213327017) and next prime (213327019).

It is a junction number, because it is equal to n+sod(n) for n = 213326982 and 213327000.

It is not an unprimeable number, because it can be changed into a prime (213327017) 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, 56473 + ... + 60131.

It is an arithmetic number, because the mean of its divisors is an integer number (9991800).

Almost surely, 2^213327018 is an apocalyptic number.

213327018 is an abundant number, since it is smaller than the sum of its proper divisors (266279382).

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

213327018 is a wasteful number, since it uses less digits than its factorization.

213327018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3787 (or 3784 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 213327018 is about 14605.7186745466. The cubic root of 213327018 is about 597.5147366568.

The spelling of 213327018 in words is "two hundred thirteen million, three hundred twenty-seven thousand, eighteen".