22401673 has 16 divisors (see below), whose sum is σ = 26329600. Its totient is φ = 19051200.

The previous prime is 22401647. The next prime is 22401679. The reversal of 22401673 is 37610422.

It is a de Polignac number, because none of the positive numbers 2^k-22401673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22401679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82528 + ... + 82798.

It is an arithmetic number, because the mean of its divisors is an integer number (1645600).

Almost surely, 2^22401673 is an apocalyptic number.

It is an amenable number.

22401673 is a deficient number, since it is larger than the sum of its proper divisors (3927927).

22401673 is an equidigital number, since it uses as much as digits as its factorization.

22401673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533 (or 519 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 22401673 is about 4733.0405660632. The cubic root of 22401673 is about 281.8989670429.

The spelling of 22401673 in words is "twenty-two million, four hundred one thousand, six hundred seventy-three".