422040330 has 48 divisors (see below), whose sum is σ = 1112776704. Its totient is φ = 110957280.

The previous prime is 422040329. The next prime is 422040349. The reversal of 422040330 is 33040224.

422040330 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 26634 + ... + 39413.

It is an arithmetic number, because the mean of its divisors is an integer number (23182848).

Almost surely, 2^422040330 is an apocalyptic number.

422040330 is an abundant number, since it is smaller than the sum of its proper divisors (690736374).

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

422040330 is a wasteful number, since it uses less digits than its factorization.

422040330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66131 (or 66128 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 422040330 is about 20543.6201775636. The cubic root of 422040330 is about 750.0979605378.

Adding to 422040330 its reverse (33040224), we get a palindrome (455080554).

The spelling of 422040330 in words is "four hundred twenty-two million, forty thousand, three hundred thirty".