22072333 has 2 divisors, whose sum is σ = 22072334. Its totient is φ = 22072332.

The previous prime is 22072331. The next prime is 22072339. The reversal of 22072333 is 33327022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20675209 + 1397124 = 4547^2 + 1182^2 .

It is a cyclic number.

It is not a de Polignac number, because 22072333 - 2¹ = 22072331 is a prime.

Together with 22072331, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22072331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11036166 + 11036167.

It is an arithmetic number, because the mean of its divisors is an integer number (11036167).

Almost surely, 2^22072333 is an apocalyptic number.

It is an amenable number.

22072333 is a deficient number, since it is larger than the sum of its proper divisors (1).

22072333 is an equidigital number, since it uses as much as digits as its factorization.

22072333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 22.

The square root of 22072333 is about 4698.1201559773. The cubic root of 22072333 is about 280.5106878955.

Adding to 22072333 its reverse (33327022), we get a palindrome (55399355).

The spelling of 22072333 in words is "twenty-two million, seventy-two thousand, three hundred thirty-three".