143858 has 16 divisors (see below), whose sum is σ = 254016. Its totient is φ = 60240.

The previous prime is 143833. The next prime is 143873. The reversal of 143858 is 858341.

143858 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 143858.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 143858.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35 + ... + 537.

It is an arithmetic number, because the mean of its divisors is an integer number (15876).

2¹⁴³⁸⁵⁸ is an apocalyptic number.

143858 is a deficient number, since it is larger than the sum of its proper divisors (110158).

143858 is a wasteful number, since it uses less digits than its factorization.

143858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529.

The product of its digits is 3840, while the sum is 29.

The square root of 143858 is about 379.2861716435. The cubic root of 143858 is about 52.3975932698.

It can be divided in two parts, 143 and 858, that added together give a palindrome (1001).

The spelling of 143858 in words is "one hundred forty-three thousand, eight hundred fifty-eight".