4222001402 has 16 divisors (see below), whose sum is σ = 6577255080. Its totient is φ = 2030865408.

The previous prime is 4222001401. The next prime is 4222001431. The reversal of 4222001402 is 2041002224.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4184925481 + 37075921 = 64691^2 + 6089^2 .

It is not an unprimeable number, because it can be changed into a prime (4222001401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313943 + ... + 327114.

Almost surely, 2^4222001402 is an apocalyptic number.

4222001402 is a deficient number, since it is larger than the sum of its proper divisors (2355253678).

4222001402 is a wasteful number, since it uses less digits than its factorization.

4222001402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641185.

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 4222001402 is about 64976.9297674182. The cubic root of 4222001402 is about 1616.2410180843.

Adding to 4222001402 its reverse (2041002224), we get a palindrome (6263003626).

The spelling of 4222001402 in words is "four billion, two hundred twenty-two million, one thousand, four hundred two".