145842 has 16 divisors (see below), whose sum is σ = 295680. Its totient is φ = 47952.

The previous prime is 145829. The next prime is 145861. The reversal of 145842 is 248541.

145842 is nontrivially palindromic in base 4.

145842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 145842.

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, 543 + ... + 765.

It is an arithmetic number, because the mean of its divisors is an integer number (18480).

2¹⁴⁵⁸⁴² is an apocalyptic number.

145842 is an abundant number, since it is smaller than the sum of its proper divisors (149838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145842 is a wasteful number, since it uses less digits than its factorization.

145842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337.

The product of its digits is 1280, while the sum is 24.

The square root of 145842 is about 381.8926550747. The cubic root of 145842 is about 52.6373726604.

The spelling of 145842 in words is "one hundred forty-five thousand, eight hundred forty-two".