3223623 has 8 divisors (see below), whose sum is σ = 4628848. Its totient is φ = 1983744.

The previous prime is 3223621. The next prime is 3223631. The reversal of 3223623 is 3263223.

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

It is not a de Polignac number, because 3223623 - 2¹ = 3223621 is a prime.

It is a super-2 number, since 2×3223623² = 20783490492258, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3³ + 2⁷ + 2¹¹ + 3¹³ + 6 + 2¹⁵ + 3¹³ .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3223623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3223621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41290 + ... + 41367.

It is an arithmetic number, because the mean of its divisors is an integer number (578606).

Almost surely, 2^3223623 is an apocalyptic number.

3223623 is a deficient number, since it is larger than the sum of its proper divisors (1405225).

3223623 is a wasteful number, since it uses less digits than its factorization.

3223623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82673.

The product of its digits is 1296, while the sum is 21.

The square root of 3223623 is about 1795.4450701706. The cubic root of 3223623 is about 147.7229874375.

Adding to 3223623 its reverse (3263223), we get a palindrome (6486846).

The spelling of 3223623 in words is "three million, two hundred twenty-three thousand, six hundred twenty-three".