22262993 has 2 divisors, whose sum is σ = 22262994. Its totient is φ = 22262992.

The previous prime is 22262983. The next prime is 22263037. The reversal of 22262993 is 39926222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20539024 + 1723969 = 4532^2 + 1313^2 .

It is a cyclic number.

It is not a de Polignac number, because 22262993 - 2¹⁰ = 22261969 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22262983) 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 as a sum of consecutive naturals, namely, 11131496 + 11131497.

It is an arithmetic number, because the mean of its divisors is an integer number (11131497).

Almost surely, 2^22262993 is an apocalyptic number.

It is an amenable number.

22262993 is a deficient number, since it is larger than the sum of its proper divisors (1).

22262993 is an equidigital number, since it uses as much as digits as its factorization.

22262993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 35.

The square root of 22262993 is about 4718.3676202687. The cubic root of 22262993 is about 281.3160537530.

The spelling of 22262993 in words is "twenty-two million, two hundred sixty-two thousand, nine hundred ninety-three".