16220206 has 4 divisors (see below), whose sum is σ = 24330312. Its totient is φ = 8110102.

The previous prime is 16220189. The next prime is 16220207. The reversal of 16220206 is 60202261.

16220206 is nontrivially palindromic in base 14.

16220206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60202261 = 7 ⋅8600323.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16220207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4055050 + ... + 4055053.

It is an arithmetic number, because the mean of its divisors is an integer number (6082578).

Almost surely, 2^16220206 is an apocalyptic number.

16220206 is a deficient number, since it is larger than the sum of its proper divisors (8110106).

16220206 is an equidigital number, since it uses as much as digits as its factorization.

16220206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8110105.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 16220206 is about 4027.4316878130. The cubic root of 16220206 is about 253.1349558854.

Adding to 16220206 its reverse (60202261), we get a palindrome (76422467).

The spelling of 16220206 in words is "sixteen million, two hundred twenty thousand, two hundred six".