422644026 has 16 divisors (see below), whose sum is σ = 966043584. Its totient is φ = 120755424.

The previous prime is 422644009. The next prime is 422644063. The reversal of 422644026 is 620446224.

It is a junction number, because it is equal to n+sod(n) for n = 422643984 and 422644002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5031435 + ... + 5031518.

It is an arithmetic number, because the mean of its divisors is an integer number (60377724).

Almost surely, 2^422644026 is an apocalyptic number.

422644026 is an abundant number, since it is smaller than the sum of its proper divisors (543399558).

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

422644026 is a wasteful number, since it uses less digits than its factorization.

422644026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10062965.

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 422644026 is about 20558.3079556660. The cubic root of 422644026 is about 750.4554424847.

The spelling of 422644026 in words is "four hundred twenty-two million, six hundred forty-four thousand, twenty-six".