22036019 has 2 divisors, whose sum is σ = 22036020. Its totient is φ = 22036018.

The previous prime is 22036013. The next prime is 22036031. The reversal of 22036019 is 91063022.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22036019 is a prime.

It is a super-2 number, since 2×22036019² = 971172266736722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22035985 and 22036003.

It is not a weakly prime, because it can be changed into another prime (22036013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11018009 + 11018010.

It is an arithmetic number, because the mean of its divisors is an integer number (11018010).

Almost surely, 2^22036019 is an apocalyptic number.

22036019 is a deficient number, since it is larger than the sum of its proper divisors (1).

22036019 is an equidigital number, since it uses as much as digits as its factorization.

22036019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 22036019 is about 4694.2538278197. The cubic root of 22036019 is about 280.3567688606.

The spelling of 22036019 in words is "twenty-two million, thirty-six thousand, nineteen".