22473331 has 2 divisors, whose sum is σ = 22473332. Its totient is φ = 22473330.

The previous prime is 22473307. The next prime is 22473389. The reversal of 22473331 is 13337422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22473331 - 2⁷ = 22473203 is a prime.

It is a super-2 number, since 2×22473331² = 1010101212471122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22473296 and 22473305.

It is not a weakly prime, because it can be changed into another prime (22473131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11236665 + 11236666.

It is an arithmetic number, because the mean of its divisors is an integer number (11236666).

Almost surely, 2^22473331 is an apocalyptic number.

22473331 is a deficient number, since it is larger than the sum of its proper divisors (1).

22473331 is an equidigital number, since it uses as much as digits as its factorization.

22473331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 25.

The square root of 22473331 is about 4740.6044973189. The cubic root of 22473331 is about 282.1992246113.

The spelling of 22473331 in words is "twenty-two million, four hundred seventy-three thousand, three hundred thirty-one".