42937688 has 16 divisors (see below), whose sum is σ = 84008880. Its totient is φ = 20535328.

The previous prime is 42937681. The next prime is 42937691. The reversal of 42937688 is 88673924.

42937688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42937681) 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 3 ways as a sum of consecutive naturals, for example, 116495 + ... + 116862.

It is an arithmetic number, because the mean of its divisors is an integer number (5250555).

Almost surely, 2^42937688 is an apocalyptic number.

It is an amenable number.

42937688 is a deficient number, since it is larger than the sum of its proper divisors (41071192).

42937688 is a wasteful number, since it uses less digits than its factorization.

42937688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233386 (or 233382 counting only the distinct ones).

The product of its digits is 580608, while the sum is 47.

The square root of 42937688 is about 6552.6855563196. The cubic root of 42937688 is about 350.1704965239.

The spelling of 42937688 in words is "forty-two million, nine hundred thirty-seven thousand, six hundred eighty-eight".