220804670 has 24 divisors (see below), whose sum is σ = 422208504. Its totient is φ = 83125376.

The previous prime is 220804667. The next prime is 220804693. The reversal of 220804670 is 76408022.

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, 35312 + ... + 41091.

It is an arithmetic number, because the mean of its divisors is an integer number (17592021).

Almost surely, 2^220804670 is an apocalyptic number.

220804670 is a deficient number, since it is larger than the sum of its proper divisors (201403834).

220804670 is a wasteful number, since it uses less digits than its factorization.

220804670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76444 (or 76427 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 220804670 is about 14859.4976361921. The cubic root of 220804670 is about 604.4161842980.

The spelling of 220804670 in words is "two hundred twenty million, eight hundred four thousand, six hundred seventy".