424133444 has 24 divisors (see below), whose sum is σ = 875632128. Its totient is φ = 175907520.

The previous prime is 424133443. The next prime is 424133453. The reversal of 424133444 is 444331424.

It is a happy number.

It is a super-2 number, since 2×424133444² = 359778356638602272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (424133443) 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 7 ways as a sum of consecutive naturals, for example, 243449 + ... + 245184.

It is an arithmetic number, because the mean of its divisors is an integer number (36484672).

Almost surely, 2^424133444 is an apocalyptic number.

It is an amenable number.

424133444 is an abundant number, since it is smaller than the sum of its proper divisors (451498684).

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

424133444 is a wasteful number, since it uses less digits than its factorization.

424133444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488675 (or 488673 counting only the distinct ones).

The product of its digits is 18432, while the sum is 29.

The square root of 424133444 is about 20594.5003338270. The cubic root of 424133444 is about 751.3359560674.

Adding to 424133444 its reverse (444331424), we get a palindrome (868464868).

The spelling of 424133444 in words is "four hundred twenty-four million, one hundred thirty-three thousand, four hundred forty-four".