220805334 has 24 divisors (see below), whose sum is σ = 485554680. Its totient is φ = 72502848.

The previous prime is 220805311. The next prime is 220805341. The reversal of 220805334 is 433508022.

220805334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 220805298 and 220805307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90339 + ... + 92750.

It is an arithmetic number, because the mean of its divisors is an integer number (20231445).

Almost surely, 2^220805334 is an apocalyptic number.

220805334 is an abundant number, since it is smaller than the sum of its proper divisors (264749346).

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

220805334 is a wasteful number, since it uses less digits than its factorization.

220805334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183164 (or 183161 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 220805334 is about 14859.5199787880. The cubic root of 220805334 is about 604.4167901607.

The spelling of 220805334 in words is "two hundred twenty million, eight hundred five thousand, three hundred thirty-four".