506858 has 8 divisors (see below), whose sum is σ = 829440. Its totient is φ = 230380.

The previous prime is 506843. The next prime is 506861. The reversal of 506858 is 858605.

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

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 506858.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11498 + ... + 11541.

It is an arithmetic number, because the mean of its divisors is an integer number (103680).

2⁵⁰⁶⁸⁵⁸ is an apocalyptic number.

506858 is a deficient number, since it is larger than the sum of its proper divisors (322582).

506858 is a wasteful number, since it uses less digits than its factorization.

506858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23052.

The product of its (nonzero) digits is 9600, while the sum is 32.

The square root of 506858 is about 711.9396041800. The cubic root of 506858 is about 79.7312859199.

The spelling of 506858 in words is "five hundred six thousand, eight hundred fifty-eight".