22322073 has 4 divisors (see below), whose sum is σ = 29762768. Its totient is φ = 14881380.

The previous prime is 22322059. The next prime is 22322087. The reversal of 22322073 is 37022322.

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.

It is an interprime number because it is at equal distance from previous prime (22322059) and next prime (22322087).

It is not a de Polignac number, because 22322073 - 2⁶ = 22322009 is a prime.

It is a super-3 number, since 3×22322073³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22322023) 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, 3720343 + ... + 3720348.

It is an arithmetic number, because the mean of its divisors is an integer number (7440692).

Almost surely, 2^22322073 is an apocalyptic number.

It is an amenable number.

22322073 is a deficient number, since it is larger than the sum of its proper divisors (7440695).

22322073 is an equidigital number, since it uses as much as digits as its factorization.

22322073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7440694.

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 22322073 is about 4724.6241120326. The cubic root of 22322073 is about 281.5646796871.

Adding to 22322073 its reverse (37022322), we get a palindrome (59344395).

The spelling of 22322073 in words is "twenty-two million, three hundred twenty-two thousand, seventy-three".