422283444 has 24 divisors (see below), whose sum is σ = 1074903648. Its totient is φ = 127964640.

The previous prime is 422283437. The next prime is 422283461. The reversal of 422283444 is 444382224.

It is a super-2 number, since 2×422283444² = 356646614153002272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1599427 + ... + 1599690.

It is an arithmetic number, because the mean of its divisors is an integer number (44787652).

Almost surely, 2^422283444 is an apocalyptic number.

422283444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

422283444 is an abundant number, since it is smaller than the sum of its proper divisors (652620204).

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

422283444 is a wasteful number, since it uses less digits than its factorization.

422283444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3199135 (or 3199133 counting only the distinct ones).

The product of its digits is 49152, while the sum is 33.

The square root of 422283444 is about 20549.5363451344. The cubic root of 422283444 is about 750.2419628192.

The spelling of 422283444 in words is "four hundred twenty-two million, two hundred eighty-three thousand, four hundred forty-four".