4642859 has 8 divisors (see below), whose sum is σ = 5263440. Its totient is φ = 4059936.

The previous prime is 4642843. The next prime is 4642867. The reversal of 4642859 is 9582464.

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

It is a cyclic number.

It is not a de Polignac number, because 4642859 - 2⁴ = 4642843 is a prime.

It is a super-2 number, since 2×4642859² = 43112279387762, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4642889) by changing a digit.

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, 9152 + ... + 9645.

It is an arithmetic number, because the mean of its divisors is an integer number (657930).

Almost surely, 2^4642859 is an apocalyptic number.

4642859 is a deficient number, since it is larger than the sum of its proper divisors (620581).

4642859 is a wasteful number, since it uses less digits than its factorization.

4642859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18829.

The product of its digits is 69120, while the sum is 38.

The square root of 4642859 is about 2154.7294493741. The cubic root of 4642859 is about 166.8252681367.

The spelling of 4642859 in words is "four million, six hundred forty-two thousand, eight hundred fifty-nine".