422235672 has 32 divisors (see below), whose sum is σ = 1056181680. Its totient is φ = 140666240.

The previous prime is 422235631. The next prime is 422235673. The reversal of 422235672 is 276532224.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422235673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52222 + ... + 59762.

Almost surely, 2^422235672 is an apocalyptic number.

It is an amenable number.

422235672 is an abundant number, since it is smaller than the sum of its proper divisors (633946008).

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

422235672 is a wasteful number, since it uses less digits than its factorization.

422235672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9883 (or 9879 counting only the distinct ones).

The product of its digits is 40320, while the sum is 33.

The square root of 422235672 is about 20548.3739502667. The cubic root of 422235672 is about 750.2136706762.

Adding to 422235672 its reverse (276532224), we get a palindrome (698767896).

It can be divided in two parts, 42223 and 5672, that added together give a triangular number (47895 = T₃₀₉).

The spelling of 422235672 in words is "four hundred twenty-two million, two hundred thirty-five thousand, six hundred seventy-two".