4013222 has 4 divisors (see below), whose sum is σ = 6019836. Its totient is φ = 2006610.

The previous prime is 4013209. The next prime is 4013227. The reversal of 4013222 is 2223104.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×4013222² = 32211901642568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4013197 and 4013206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4013227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1003304 + ... + 1003307.

It is an arithmetic number, because the mean of its divisors is an integer number (1504959).

Almost surely, 2^4013222 is an apocalyptic number.

4013222 is a deficient number, since it is larger than the sum of its proper divisors (2006614).

4013222 is a wasteful number, since it uses less digits than its factorization.

4013222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2006613.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 4013222 is about 2003.3027729228. The cubic root of 4013222 is about 158.9148179729.

Adding to 4013222 its reverse (2223104), we get a palindrome (6236326).

The spelling of 4013222 in words is "four million, thirteen thousand, two hundred twenty-two".