22334393 has 2 divisors, whose sum is σ = 22334394. Its totient is φ = 22334392.

The previous prime is 22334371. The next prime is 22334401. The reversal of 22334393 is 39343322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19123129 + 3211264 = 4373^2 + 1792^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22334393 is a prime.

It is a super-2 number, since 2×22334393² = 997650221356898, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22334293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11167196 + 11167197.

It is an arithmetic number, because the mean of its divisors is an integer number (11167197).

Almost surely, 2^22334393 is an apocalyptic number.

It is an amenable number.

22334393 is a deficient number, since it is larger than the sum of its proper divisors (1).

22334393 is an equidigital number, since it uses as much as digits as its factorization.

22334393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 29.

The square root of 22334393 is about 4725.9277396084. The cubic root of 22334393 is about 281.6164705589.

The spelling of 22334393 in words is "twenty-two million, three hundred thirty-four thousand, three hundred ninety-three".