218833342 has 32 divisors (see below), whose sum is σ = 405381312. Its totient is φ = 86275584.

The previous prime is 218833337. The next prime is 218833357. The reversal of 218833342 is 243338812.

218833342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 218833298 and 218833307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55798 + ... + 59590.

It is an arithmetic number, because the mean of its divisors is an integer number (12668166).

Almost surely, 2^218833342 is an apocalyptic number.

218833342 is a deficient number, since it is larger than the sum of its proper divisors (186547970).

218833342 is a wasteful number, since it uses less digits than its factorization.

218833342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4132.

The product of its digits is 27648, while the sum is 34.

The square root of 218833342 is about 14793.0166632773. The cubic root of 218833342 is about 602.6120767381.

The spelling of 218833342 in words is "two hundred eighteen million, eight hundred thirty-three thousand, three hundred forty-two".