422832276 has 72 divisors (see below), whose sum is σ = 1124358144. Its totient is φ = 133721280.

The previous prime is 422832259. The next prime is 422832283. The reversal of 422832276 is 672238224.

It is a happy number.

422832276 is a `hidden beast` number, since 422 + 8 + 3 + 227 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 422832276.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103146 + ... + 107166.

Almost surely, 2^422832276 is an apocalyptic number.

422832276 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422832276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (562179072).

422832276 is an abundant number, since it is smaller than the sum of its proper divisors (701525868).

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

422832276 is a wasteful number, since it uses less digits than its factorization.

422832276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4181 (or 4176 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 422832276 is about 20562.8858869566. The cubic root of 422832276 is about 750.5668461393.

The spelling of 422832276 in words is "four hundred twenty-two million, eight hundred thirty-two thousand, two hundred seventy-six".