22843013 has 2 divisors, whose sum is σ = 22843014. Its totient is φ = 22843012.

The previous prime is 22842977. The next prime is 22843049. The reversal of 22843013 is 31034822.

It is a balanced prime because it is at equal distance from previous prime (22842977) and next prime (22843049).

It can be written as a sum of positive squares in only one way, i.e., 22591009 + 252004 = 4753^2 + 502^2 .

It is a cyclic number.

It is not a de Polignac number, because 22843013 - 2¹⁸ = 22580869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22843013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22843313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11421506 + 11421507.

It is an arithmetic number, because the mean of its divisors is an integer number (11421507).

Almost surely, 2^22843013 is an apocalyptic number.

It is an amenable number.

22843013 is a deficient number, since it is larger than the sum of its proper divisors (1).

22843013 is an equidigital number, since it uses as much as digits as its factorization.

22843013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 22843013 is about 4779.4364730583. The cubic root of 22843013 is about 283.7381910771.

Adding to 22843013 its reverse (31034822), we get a palindrome (53877835).

The spelling of 22843013 in words is "twenty-two million, eight hundred forty-three thousand, thirteen".