422895743 has 2 divisors, whose sum is σ = 422895744. Its totient is φ = 422895742.

The previous prime is 422895721. The next prime is 422895773. The reversal of 422895743 is 347598224.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422895743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422895694 and 422895703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422895773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211447871 + 211447872.

It is an arithmetic number, because the mean of its divisors is an integer number (211447872).

Almost surely, 2^422895743 is an apocalyptic number.

422895743 is a deficient number, since it is larger than the sum of its proper divisors (1).

422895743 is an equidigital number, since it uses as much as digits as its factorization.

422895743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 44.

The square root of 422895743 is about 20564.4290706064. The cubic root of 422895743 is about 750.6043975480.

The spelling of 422895743 in words is "four hundred twenty-two million, eight hundred ninety-five thousand, seven hundred forty-three".