22323473 has 8 divisors (see below), whose sum is σ = 22724808. Its totient is φ = 21924864.

The previous prime is 22323463. The next prime is 22323487. The reversal of 22323473 is 37432322.

It can be written as a sum of positive squares in 4 ways, for example, as 2458624 + 19864849 = 1568^2 + 4457^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22323473 - 2¹² = 22319377 is a prime.

It is a super-3 number, since 3×22323473³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22323403) 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, 22361 + ... + 23337.

It is an arithmetic number, because the mean of its divisors is an integer number (2840601).

Almost surely, 2^22323473 is an apocalyptic number.

It is an amenable number.

22323473 is a deficient number, since it is larger than the sum of its proper divisors (401335).

22323473 is an equidigital number, since it uses as much as digits as its factorization.

22323473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363.

The product of its digits is 6048, while the sum is 26.

The square root of 22323473 is about 4724.7722696443. The cubic root of 22323473 is about 281.5705659730.

Adding to 22323473 its reverse (37432322), we get a palindrome (59755795).

The spelling of 22323473 in words is "twenty-two million, three hundred twenty-three thousand, four hundred seventy-three".