22070043 has 8 divisors (see below), whose sum is σ = 32696400. Its totient is φ = 14713344.

The previous prime is 22070033. The next prime is 22070053. The reversal of 22070043 is 34007022.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22070033) and next prime (22070053).

It is not a de Polignac number, because 22070043 - 2⁸ = 22069787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22069998 and 22070025.

It is not an unprimeable number, because it can be changed into a prime (22070033) 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 in 7 ways as a sum of consecutive naturals, for example, 408678 + ... + 408731.

It is an arithmetic number, because the mean of its divisors is an integer number (4087050).

Almost surely, 2^22070043 is an apocalyptic number.

22070043 is a deficient number, since it is larger than the sum of its proper divisors (10626357).

22070043 is an equidigital number, since it uses as much as digits as its factorization.

22070043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817418 (or 817412 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 22070043 is about 4697.8764351566. The cubic root of 22070043 is about 280.5009865847.

Adding to 22070043 its reverse (34007022), we get a palindrome (56077065).

The spelling of 22070043 in words is "twenty-two million, seventy thousand, forty-three".