22813039 has 2 divisors, whose sum is σ = 22813040. Its totient is φ = 22813038.

The previous prime is 22813019. The next prime is 22813061. The reversal of 22813039 is 93031822.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22813039 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22812998 and 22813016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22813009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11406519 + 11406520.

It is an arithmetic number, because the mean of its divisors is an integer number (11406520).

Almost surely, 2^22813039 is an apocalyptic number.

22813039 is a deficient number, since it is larger than the sum of its proper divisors (1).

22813039 is an equidigital number, since it uses as much as digits as its factorization.

22813039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 22813039 is about 4776.2997184013. The cubic root of 22813039 is about 283.6140321615.

The spelling of 22813039 in words is "twenty-two million, eight hundred thirteen thousand, thirty-nine".