422041444 has 24 divisors (see below), whose sum is σ = 840748608. Its totient is φ = 183495840.

The previous prime is 422041441. The next prime is 422041469. The reversal of 422041444 is 444140224.

It is not an unprimeable number, because it can be changed into a prime (422041441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207507 + ... + 209530.

It is an arithmetic number, because the mean of its divisors is an integer number (35031192).

Almost surely, 2^422041444 is an apocalyptic number.

422041444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

422041444 is a deficient number, since it is larger than the sum of its proper divisors (418707164).

422041444 is a wasteful number, since it uses less digits than its factorization.

422041444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417075 (or 417073 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 422041444 is about 20543.6472905860. The cubic root of 422041444 is about 750.0986205129.

Adding to 422041444 its reverse (444140224), we get a palindrome (866181668).

The spelling of 422041444 in words is "four hundred twenty-two million, forty-one thousand, four hundred forty-four".