6442206 has 16 divisors (see below), whose sum is σ = 12933648. Its totient is φ = 2139200.

The previous prime is 6442169. The next prime is 6442223. The reversal of 6442206 is 6022446.

6442206 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225 + ... + 3596.

It is an arithmetic number, because the mean of its divisors is an integer number (808353).

Almost surely, 2^6442206 is an apocalyptic number.

6442206 is an abundant number, since it is smaller than the sum of its proper divisors (6491442).

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

6442206 is a wasteful number, since it uses less digits than its factorization.

6442206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4107.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 6442206 is about 2538.1501137640. The cubic root of 6442206 is about 186.0707904897.

It can be divided in two parts, 644 and 2206, that added together give a triangular number (2850 = T₇₅).

The spelling of 6442206 in words is "six million, four hundred forty-two thousand, two hundred six".