422030406 has 32 divisors (see below), whose sum is σ = 1021386240. Its totient is φ = 113486976.

The previous prime is 422030377. The next prime is 422030501. The reversal of 422030406 is 604030224.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294826 + ... + 296253.

It is an arithmetic number, because the mean of its divisors is an integer number (31918320).

Almost surely, 2^422030406 is an apocalyptic number.

422030406 is an abundant number, since it is smaller than the sum of its proper divisors (599355834).

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

422030406 is a wasteful number, since it uses less digits than its factorization.

422030406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591108.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 422030406 is about 20543.3786413044. The cubic root of 422030406 is about 750.0920811387.

The spelling of 422030406 in words is "four hundred twenty-two million, thirty thousand, four hundred six".