422354020 has 48 divisors (see below), whose sum is σ = 969091200. Its totient is φ = 153342720.

The previous prime is 422354003. The next prime is 422354029. The reversal of 422354020 is 20453224.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 422353982 and 422354000.

It is not an unprimeable number, because it can be changed into a prime (422354029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201136 + ... + 203224.

It is an arithmetic number, because the mean of its divisors is an integer number (20189400).

Almost surely, 2^422354020 is an apocalyptic number.

It is an amenable number.

422354020 is an abundant number, since it is smaller than the sum of its proper divisors (546737180).

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

422354020 is a wasteful number, since it uses less digits than its factorization.

422354020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3028 (or 3026 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 422354020 is about 20551.2534897509. The cubic root of 422354020 is about 750.2837563333.

The spelling of 422354020 in words is "four hundred twenty-two million, three hundred fifty-four thousand, twenty".