422991602 has 16 divisors (see below), whose sum is σ = 708266592. Its totient is φ = 187797120.

The previous prime is 422991601. The next prime is 422991617. The reversal of 422991602 is 206199224.

It is not an unprimeable number, because it can be changed into a prime (422991601) 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, 222623 + ... + 224514.

It is an arithmetic number, because the mean of its divisors is an integer number (44266662).

Almost surely, 2^422991602 is an apocalyptic number.

422991602 is a deficient number, since it is larger than the sum of its proper divisors (285274990).

422991602 is a wasteful number, since it uses less digits than its factorization.

422991602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447193.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 422991602 is about 20566.7596378234. The cubic root of 422991602 is about 750.6611071526.

The spelling of 422991602 in words is "four hundred twenty-two million, nine hundred ninety-one thousand, six hundred two".