422836018474 has 4 divisors (see below), whose sum is σ = 634254027714. Its totient is φ = 211418009236.

The previous prime is 422836018459. The next prime is 422836018477. The reversal of 422836018474 is 474810638224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 406652362249 + 16183656225 = 637693^2 + 127215^2 .

It is not an unprimeable number, because it can be changed into a prime (422836018477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105709004617 + ... + 105709004620.

Almost surely, 2^422836018474 is an apocalyptic number.

422836018474 is a deficient number, since it is larger than the sum of its proper divisors (211418009240).

422836018474 is a wasteful number, since it uses less digits than its factorization.

422836018474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211418009239.

The product of its (nonzero) digits is 2064384, while the sum is 49.

The spelling of 422836018474 in words is "four hundred twenty-two billion, eight hundred thirty-six million, eighteen thousand, four hundred seventy-four".