42335668 has 24 divisors (see below), whose sum is σ = 75146400. Its totient is φ = 20868000.

The previous prime is 42335651. The next prime is 42335681. The reversal of 42335668 is 86653324.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149455 + ... + 149737.

It is an arithmetic number, because the mean of its divisors is an integer number (3131100).

Almost surely, 2^42335668 is an apocalyptic number.

It is an amenable number.

42335668 is a deficient number, since it is larger than the sum of its proper divisors (32810732).

42335668 is a wasteful number, since it uses less digits than its factorization.

42335668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687 (or 685 counting only the distinct ones).

The product of its digits is 103680, while the sum is 37.

The square root of 42335668 is about 6506.5865090691. The cubic root of 42335668 is about 348.5262329585.

The spelling of 42335668 in words is "forty-two million, three hundred thirty-five thousand, six hundred sixty-eight".