4021282 has 8 divisors (see below), whose sum is σ = 6386796. Its totient is φ = 1892352.

The previous prime is 4021261. The next prime is 4021301. The reversal of 4021282 is 2821204.

4021282 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3996001 + 25281 = 1999^2 + 159^2 .

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, 59103 + ... + 59170.

Almost surely, 2^4021282 is an apocalyptic number.

4021282 is a deficient number, since it is larger than the sum of its proper divisors (2365514).

4021282 is a wasteful number, since it uses less digits than its factorization.

4021282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118292.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 4021282 is about 2005.3134418340. The cubic root of 4021282 is about 159.0211329584.

Adding to 4021282 its reverse (2821204), we get a palindrome (6842486).

The spelling of 4021282 in words is "four million, twenty-one thousand, two hundred eighty-two".