4423622 has 12 divisors (see below), whose sum is σ = 7718940. Its totient is φ = 1895796.

The previous prime is 4423619. The next prime is 4423649. The reversal of 4423622 is 2263244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22472 + ... + 22667.

It is an arithmetic number, because the mean of its divisors is an integer number (643245).

Almost surely, 2^4423622 is an apocalyptic number.

4423622 is a deficient number, since it is larger than the sum of its proper divisors (3295318).

4423622 is a wasteful number, since it uses less digits than its factorization.

4423622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45155 (or 45148 counting only the distinct ones).

The product of its digits is 2304, while the sum is 23.

The square root of 4423622 is about 2103.2408326200. The cubic root of 4423622 is about 164.1569734400.

Adding to 4423622 its reverse (2263244), we get a palindrome (6686866).

The spelling of 4423622 in words is "four million, four hundred twenty-three thousand, six hundred twenty-two".