422644355 has 12 divisors (see below), whose sum is σ = 589977360. Its totient is φ = 289813104.

The previous prime is 422644349. The next prime is 422644367. The reversal of 422644355 is 553446224.

It is not a de Polignac number, because 422644355 - 2⁸ = 422644099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 862295 + ... + 862784.

It is an arithmetic number, because the mean of its divisors is an integer number (49164780).

Almost surely, 2^422644355 is an apocalyptic number.

422644355 is a deficient number, since it is larger than the sum of its proper divisors (167333005).

422644355 is a wasteful number, since it uses less digits than its factorization.

422644355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1725098 (or 1725091 counting only the distinct ones).

The product of its digits is 115200, while the sum is 35.

The square root of 422644355 is about 20558.3159572957. The cubic root of 422644355 is about 750.4556372110.

The spelling of 422644355 in words is "four hundred twenty-two million, six hundred forty-four thousand, three hundred fifty-five".