42433320 has 32 divisors (see below), whose sum is σ = 127300320. Its totient is φ = 11315520.

The previous prime is 42433297. The next prime is 42433333. The reversal of 42433320 is 2333424.

42433320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 176686 + ... + 176925.

It is an arithmetic number, because the mean of its divisors is an integer number (3978135).

Almost surely, 2^42433320 is an apocalyptic number.

42433320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42433320 is an abundant number, since it is smaller than the sum of its proper divisors (84867000).

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

42433320 is a wasteful number, since it uses less digits than its factorization.

42433320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353625 (or 353621 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 42433320 is about 6514.0862751425. The cubic root of 42433320 is about 348.7939988937.

Adding to 42433320 its reverse (2333424), we get a palindrome (44766744).

The spelling of 42433320 in words is "forty-two million, four hundred thirty-three thousand, three hundred twenty".