22845673 has 4 divisors (see below), whose sum is σ = 22855248. Its totient is φ = 22836100.

The previous prime is 22845643. The next prime is 22845679. The reversal of 22845673 is 37654822.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22845673 - 2¹³ = 22837481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22845679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1998 + ... + 7048.

It is an arithmetic number, because the mean of its divisors is an integer number (5713812).

Almost surely, 2^22845673 is an apocalyptic number.

It is an amenable number.

22845673 is a deficient number, since it is larger than the sum of its proper divisors (9575).

22845673 is an equidigital number, since it uses as much as digits as its factorization.

22845673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9574.

The product of its digits is 80640, while the sum is 37.

The square root of 22845673 is about 4779.7147404422. The cubic root of 22845673 is about 283.7492041352.

The spelling of 22845673 in words is "twenty-two million, eight hundred forty-five thousand, six hundred seventy-three".