499858 has 8 divisors (see below), whose sum is σ = 753228. Its totient is φ = 248784.

The previous prime is 499853. The next prime is 499879. The reversal of 499858 is 858994.

It is a happy number.

499858 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 499849 + 9 = 707^2 + 3^2 .

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

It is not an unprimeable number, because it can be changed into a prime (499853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160 + ... + 1012.

2⁴⁹⁹⁸⁵⁸ is an apocalyptic number.

499858 is a deficient number, since it is larger than the sum of its proper divisors (253370).

499858 is a wasteful number, since it uses less digits than its factorization.

499858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148.

The product of its digits is 103680, while the sum is 43.

The square root of 499858 is about 707.0063648936. The cubic root of 499858 is about 79.3625381887.

The spelling of 499858 in words is "four hundred ninety-nine thousand, eight hundred fifty-eight".