4422646 has 8 divisors (see below), whose sum is σ = 6848064. Its totient is φ = 2139960.

The previous prime is 4422643. The next prime is 4422667. The reversal of 4422646 is 6462244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4422643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35605 + ... + 35728.

It is an arithmetic number, because the mean of its divisors is an integer number (856008).

Almost surely, 2^4422646 is an apocalyptic number.

4422646 is a deficient number, since it is larger than the sum of its proper divisors (2425418).

4422646 is a wasteful number, since it uses less digits than its factorization.

4422646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71366.

The product of its digits is 9216, while the sum is 28.

The square root of 4422646 is about 2103.0087969383. The cubic root of 4422646 is about 164.1448996996.

It can be divided in two parts, 442264 and 6, that added together give a triangular number (442270 = T₉₄₀).

The spelling of 4422646 in words is "four million, four hundred twenty-two thousand, six hundred forty-six".