42533312 has 14 divisors (see below), whose sum is σ = 84402168. Its totient is φ = 21266624.

The previous prime is 42533311. The next prime is 42533327. The reversal of 42533312 is 21333524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42533311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332228 + ... + 332355.

Almost surely, 2^42533312 is an apocalyptic number.

It is an amenable number.

42533312 is a deficient number, since it is larger than the sum of its proper divisors (41868856).

42533312 is an equidigital number, since it uses as much as digits as its factorization.

42533312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664595 (or 664585 counting only the distinct ones).

The product of its digits is 2160, while the sum is 23.

The square root of 42533312 is about 6521.7568185267. The cubic root of 42533312 is about 349.0677558560.

Adding to 42533312 its reverse (21333524), we get a palindrome (63866836).

The spelling of 42533312 in words is "forty-two million, five hundred thirty-three thousand, three hundred twelve".