22813733 has 2 divisors, whose sum is σ = 22813734. Its totient is φ = 22813732.

The previous prime is 22813717. The next prime is 22813751. The reversal of 22813733 is 33731822.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13675204 + 9138529 = 3698^2 + 3023^2 .

It is a cyclic number.

It is not a de Polignac number, because 22813733 - 2⁴ = 22813717 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22813696 and 22813705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22816733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11406866 + 11406867.

It is an arithmetic number, because the mean of its divisors is an integer number (11406867).

Almost surely, 2^22813733 is an apocalyptic number.

It is an amenable number.

22813733 is a deficient number, since it is larger than the sum of its proper divisors (1).

22813733 is an equidigital number, since it uses as much as digits as its factorization.

22813733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 29.

The square root of 22813733 is about 4776.3723682309. The cubic root of 22813733 is about 283.6169080920.

The spelling of 22813733 in words is "twenty-two million, eight hundred thirteen thousand, seven hundred thirty-three".