4221298 has 16 divisors (see below), whose sum is σ = 6646680. Its totient is φ = 2007936.

The previous prime is 4221281. The next prime is 4221299. The reversal of 4221298 is 8921224.

It can be written as a sum of positive squares in 4 ways, for example, as 4133089 + 88209 = 2033^2 + 297^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4221299) 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, 3736 + ... + 4732.

Almost surely, 2^4221298 is an apocalyptic number.

4221298 is a deficient number, since it is larger than the sum of its proper divisors (2425382).

4221298 is a wasteful number, since it uses less digits than its factorization.

4221298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101.

The product of its digits is 2304, while the sum is 28.

The square root of 4221298 is about 2054.5797623845. The cubic root of 4221298 is about 161.6151255734.

The spelling of 4221298 in words is "four million, two hundred twenty-one thousand, two hundred ninety-eight".