42059668 has 24 divisors (see below), whose sum is σ = 84369152. Its totient is φ = 17972064.

The previous prime is 42059659. The next prime is 42059671. The reversal of 42059668 is 86695024.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 42059668.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8230 + ... + 12322.

Almost surely, 2^42059668 is an apocalyptic number.

It is an amenable number.

42059668 is an abundant number, since it is smaller than the sum of its proper divisors (42309484).

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

42059668 is a wasteful number, since it uses less digits than its factorization.

42059668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4471 (or 4469 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 42059668 is about 6485.3425507062. The cubic root of 42059668 is about 347.7671957714.

The spelling of 42059668 in words is "forty-two million, fifty-nine thousand, six hundred sixty-eight".