422381634 has 32 divisors (see below), whose sum is σ = 873185280. Its totient is φ = 136069200.

The previous prime is 422381633. The next prime is 422381639. The reversal of 422381634 is 436183224.

It is a junction number, because it is equal to n+sod(n) for n = 422381595 and 422381604.

It is not an unprimeable number, because it can be changed into a prime (422381633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239247 + ... + 241005.

It is an arithmetic number, because the mean of its divisors is an integer number (27287040).

Almost surely, 2^422381634 is an apocalyptic number.

422381634 is an abundant number, since it is smaller than the sum of its proper divisors (450803646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422381634 is a wasteful number, since it uses less digits than its factorization.

422381634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3086.

The product of its digits is 27648, while the sum is 33.

The square root of 422381634 is about 20551.9253112695. The cubic root of 422381634 is about 750.3001074536.

The spelling of 422381634 in words is "four hundred twenty-two million, three hundred eighty-one thousand, six hundred thirty-four".