334222021 has 16 divisors (see below), whose sum is σ = 386563968. Its totient is φ = 283046400.

The previous prime is 334222019. The next prime is 334222033. The reversal of 334222021 is 120222433.

It is not a de Polignac number, because 334222021 - 2¹ = 334222019 is a prime.

It is a super-2 number, since 2×334222021² = 223408718642648882, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 334222021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334222001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 411706 + ... + 412516.

It is an arithmetic number, because the mean of its divisors is an integer number (24160248).

Almost surely, 2^334222021 is an apocalyptic number.

It is an amenable number.

334222021 is a deficient number, since it is larger than the sum of its proper divisors (52341947).

334222021 is a wasteful number, since it uses less digits than its factorization.

334222021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1452.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 334222021 is about 18281.7400977040. The cubic root of 334222021 is about 693.9769091803.

Adding to 334222021 its reverse (120222433), we get a palindrome (454444454).

The spelling of 334222021 in words is "three hundred thirty-four million, two hundred twenty-two thousand, twenty-one".