422572332 has 216 divisors, whose sum is σ = 1308792576. Its totient is φ = 103873536.

The previous prime is 422572327. The next prime is 422572351. The reversal of 422572332 is 233275224.

It is a self number, because there is not a number n which added to its sum of digits gives 422572332.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4102593 + ... + 4102695.

Almost surely, 2^422572332 is an apocalyptic number.

422572332 is a gapful number since it is divisible by the number (42) 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 422572332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (654396288).

422572332 is an abundant number, since it is smaller than the sum of its proper divisors (886220244).

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

422572332 is a wasteful number, since it uses less digits than its factorization.

422572332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 145 counting only the distinct ones).

The product of its digits is 20160, while the sum is 30.

The square root of 422572332 is about 20556.5642070848. The cubic root of 422572332 is about 750.4130063038.

The spelling of 422572332 in words is "four hundred twenty-two million, five hundred seventy-two thousand, three hundred thirty-two".