220492286 has 16 divisors (see below), whose sum is σ = 380527200. Its totient is φ = 93861600.

The previous prime is 220492253. The next prime is 220492289. The reversal of 220492286 is 682294022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220492289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50765 + ... + 54936.

It is an arithmetic number, because the mean of its divisors is an integer number (23782950).

Almost surely, 2^220492286 is an apocalyptic number.

220492286 is a deficient number, since it is larger than the sum of its proper divisors (160034914).

220492286 is a wasteful number, since it uses less digits than its factorization.

220492286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105859.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 220492286 is about 14848.9826587548. The cubic root of 220492286 is about 604.1310166350.

The spelling of 220492286 in words is "two hundred twenty million, four hundred ninety-two thousand, two hundred eighty-six".