2229623 has 4 divisors (see below), whose sum is σ = 2432328. Its totient is φ = 2026920.

The previous prime is 2229599. The next prime is 2229653. The reversal of 2229623 is 3269222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2229623 - 2¹⁸ = 1967479 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2229592 and 2229601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2229653) 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, 101336 + ... + 101357.

It is an arithmetic number, because the mean of its divisors is an integer number (608082).

2^2229623 is an apocalyptic number.

2229623 is a deficient number, since it is larger than the sum of its proper divisors (202705).

2229623 is a wasteful number, since it uses less digits than its factorization.

2229623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202704.

The product of its digits is 2592, while the sum is 26.

The square root of 2229623 is about 1493.1922180349. The cubic root of 2229623 is about 130.6402928456.

The spelling of 2229623 in words is "two million, two hundred twenty-nine thousand, six hundred twenty-three".