220288274 has 8 divisors (see below), whose sum is σ = 331689600. Its totient is φ = 109725076.

The previous prime is 220288267. The next prime is 220288297. The reversal of 220288274 is 472882022.

220288274 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208874 + ... + 209925.

It is an arithmetic number, because the mean of its divisors is an integer number (41461200).

Almost surely, 2^220288274 is an apocalyptic number.

220288274 is a deficient number, since it is larger than the sum of its proper divisors (111401326).

220288274 is a wasteful number, since it uses less digits than its factorization.

220288274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419064.

The product of its (nonzero) digits is 28672, while the sum is 35.

The square root of 220288274 is about 14842.1115074642. Note that the first 3 decimals coincide. The cubic root of 220288274 is about 603.9446336835.

The spelling of 220288274 in words is "two hundred twenty million, two hundred eighty-eight thousand, two hundred seventy-four".