3622206 has 16 divisors (see below), whose sum is σ = 8279424. Its totient is φ = 1034904.

The previous prime is 3622193. The next prime is 3622219. The reversal of 3622206 is 6022263.

It is an interprime number because it is at equal distance from previous prime (3622193) and next prime (3622219).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 43080 + ... + 43163.

It is an arithmetic number, because the mean of its divisors is an integer number (517464).

Almost surely, 2^3622206 is an apocalyptic number.

3622206 is an abundant number, since it is smaller than the sum of its proper divisors (4657218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3622206 is a wasteful number, since it uses less digits than its factorization.

3622206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86255.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 3622206 is about 1903.2093946805. The cubic root of 3622206 is about 153.5763642288.

Adding to 3622206 its reverse (6022263), we get a palindrome (9644469).

It can be divided in two parts, 3622 and 206, that added together give a triangular number (3828 = T₈₇).

The spelling of 3622206 in words is "three million, six hundred twenty-two thousand, two hundred six".