42933644 has 12 divisors (see below), whose sum is σ = 80913504. Its totient is φ = 19815504.

The previous prime is 42933623. The next prime is 42933661. The reversal of 42933644 is 44633924.

42933644 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 3 ways as a sum of consecutive naturals, for example, 412772 + ... + 412875.

It is an arithmetic number, because the mean of its divisors is an integer number (6742792).

Almost surely, 2^42933644 is an apocalyptic number.

It is an amenable number.

42933644 is a deficient number, since it is larger than the sum of its proper divisors (37979860).

42933644 is a wasteful number, since it uses less digits than its factorization.

42933644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825664 (or 825662 counting only the distinct ones).

The product of its digits is 62208, while the sum is 35.

The square root of 42933644 is about 6552.3769732823. The cubic root of 42933644 is about 350.1595028102.

The spelling of 42933644 in words is "forty-two million, nine hundred thirty-three thousand, six hundred forty-four".