422863593 has 8 divisors (see below), whose sum is σ = 596983968. Its totient is φ = 265326144.

The previous prime is 422863583. The next prime is 422863607. The reversal of 422863593 is 395368224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 422863593 - 2¹⁴ = 422847209 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (422863543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4145671 + ... + 4145772.

It is an arithmetic number, because the mean of its divisors is an integer number (74622996).

Almost surely, 2^422863593 is an apocalyptic number.

It is an amenable number.

422863593 is a deficient number, since it is larger than the sum of its proper divisors (174120375).

422863593 is a wasteful number, since it uses less digits than its factorization.

422863593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8291463.

The product of its digits is 311040, while the sum is 42.

The square root of 422863593 is about 20563.6473661654. The cubic root of 422863593 is about 750.5853758835.

The spelling of 422863593 in words is "four hundred twenty-two million, eight hundred sixty-three thousand, five hundred ninety-three".