22046023 has 4 divisors (see below), whose sum is σ = 23206360. Its totient is φ = 20885688.

The previous prime is 22046021. The next prime is 22046033. The reversal of 22046023 is 32064022.

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 22046023 - 2¹ = 22046021 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 1160317 = 22046023 / (2 + 2 + 0 + 4 + 6 + 0 + 2 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22046021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 580140 + ... + 580177.

It is an arithmetic number, because the mean of its divisors is an integer number (5801590).

Almost surely, 2^22046023 is an apocalyptic number.

22046023 is a deficient number, since it is larger than the sum of its proper divisors (1160337).

22046023 is a wasteful number, since it uses less digits than its factorization.

22046023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1160336.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 22046023 is about 4695.3192649702. The cubic root of 22046023 is about 280.3991882709.

The spelling of 22046023 in words is "twenty-two million, forty-six thousand, twenty-three".