422681100 has 72 divisors (see below), whose sum is σ = 1234920960. Its totient is φ = 111612480.

The previous prime is 422681071. The next prime is 422681111. The reversal of 422681100 is 1186224.

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, 24061 + ... + 37739.

It is an arithmetic number, because the mean of its divisors is an integer number (17151680).

Almost surely, 2^422681100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422681100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (617460480).

422681100 is an abundant number, since it is smaller than the sum of its proper divisors (812239860).

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

422681100 is a wasteful number, since it uses less digits than its factorization.

422681100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13799 (or 13792 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 422681100 is about 20559.2096151579. The cubic root of 422681100 is about 750.4773849625.

The spelling of 422681100 in words is "four hundred twenty-two million, six hundred eighty-one thousand, one hundred".