422544944 has 20 divisors (see below), whose sum is σ = 827882280. Its totient is φ = 208897920.

The previous prime is 422544943. The next prime is 422544959. The reversal of 422544944 is 449445224.

It is a junction number, because it is equal to n+sod(n) for n = 422544898 and 422544907.

It is not an unprimeable number, because it can be changed into a prime (422544943) 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 3 ways as a sum of consecutive naturals, for example, 146942 + ... + 149789.

It is an arithmetic number, because the mean of its divisors is an integer number (41394114).

Almost surely, 2^422544944 is an apocalyptic number.

It is an amenable number.

422544944 is a deficient number, since it is larger than the sum of its proper divisors (405337336).

422544944 is a wasteful number, since it uses less digits than its factorization.

422544944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296828 (or 296822 counting only the distinct ones).

The product of its digits is 184320, while the sum is 38.

The square root of 422544944 is about 20555.8980343842. The cubic root of 422544944 is about 750.3967938876.

It can be divided in two parts, 4225 and 44944, that multiplied together give a square (189888400 = 13780²).

The spelling of 422544944 in words is "four hundred twenty-two million, five hundred forty-four thousand, nine hundred forty-four".