220274284 has 12 divisors (see below), whose sum is σ = 386067808. Its totient is φ = 109969200.

The previous prime is 220274237. The next prime is 220274311. The reversal of 220274284 is 482472022.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39012 + ... + 44299.

Almost surely, 2^220274284 is an apocalyptic number.

It is an amenable number.

220274284 is a deficient number, since it is larger than the sum of its proper divisors (165793524).

220274284 is a wasteful number, since it uses less digits than its factorization.

220274284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83976 (or 83974 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 31.

The square root of 220274284 is about 14841.6402058533. The cubic root of 220274284 is about 603.9318483694.

The spelling of 220274284 in words is "two hundred twenty million, two hundred seventy-four thousand, two hundred eighty-four".