22067533 has 2 divisors, whose sum is σ = 22067534. Its totient is φ = 22067532.

The previous prime is 22067519. The next prime is 22067537. The reversal of 22067533 is 33576022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16104169 + 5963364 = 4013^2 + 2442^2 .

It is a cyclic number.

It is not a de Polignac number, because 22067533 - 2⁹ = 22067021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22067537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11033766 + 11033767.

It is an arithmetic number, because the mean of its divisors is an integer number (11033767).

Almost surely, 2^22067533 is an apocalyptic number.

It is an amenable number.

22067533 is a deficient number, since it is larger than the sum of its proper divisors (1).

22067533 is an equidigital number, since it uses as much as digits as its factorization.

22067533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 22067533 is about 4697.6092855835. The cubic root of 22067533 is about 280.4903524992.

The spelling of 22067533 in words is "twenty-two million, sixty-seven thousand, five hundred thirty-three".