42859982 has 8 divisors (see below), whose sum is σ = 70134552. Its totient is φ = 19481800.

The previous prime is 42859969. The next prime is 42860021. The reversal of 42859982 is 28995824.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 974069 + ... + 974112.

It is an arithmetic number, because the mean of its divisors is an integer number (8766819).

Almost surely, 2^42859982 is an apocalyptic number.

42859982 is a deficient number, since it is larger than the sum of its proper divisors (27274570).

42859982 is a wasteful number, since it uses less digits than its factorization.

42859982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1948194.

The product of its digits is 414720, while the sum is 47.

The square root of 42859982 is about 6546.7535466061. The cubic root of 42859982 is about 349.9591299216.

The spelling of 42859982 in words is "forty-two million, eight hundred fifty-nine thousand, nine hundred eighty-two".