4220206 has 4 divisors (see below), whose sum is σ = 6330312. Its totient is φ = 2110102.

The previous prime is 4220189. The next prime is 4220207. The reversal of 4220206 is 6020224.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4220206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4220207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055050 + ... + 1055053.

It is an arithmetic number, because the mean of its divisors is an integer number (1582578).

Almost surely, 2^4220206 is an apocalyptic number.

4220206 is a deficient number, since it is larger than the sum of its proper divisors (2110106).

4220206 is a wasteful number, since it uses less digits than its factorization.

4220206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110105.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 4220206 is about 2054.3139974210. The cubic root of 4220206 is about 161.6011883960.

The spelling of 4220206 in words is "four million, two hundred twenty thousand, two hundred six".