899142 has 16 divisors (see below), whose sum is σ = 1808112. Its totient is φ = 298080.

The previous prime is 899123. The next prime is 899149. The reversal of 899142 is 241998.

899142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 899142.

It is not an unprimeable number, because it can be changed into a prime (899149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1392 + ... + 1932.

It is an arithmetic number, because the mean of its divisors is an integer number (113007).

2⁸⁹⁹¹⁴² is an apocalyptic number.

899142 is an abundant number, since it is smaller than the sum of its proper divisors (908970).

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

899142 is a wasteful number, since it uses less digits than its factorization.

899142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823.

The product of its digits is 5184, while the sum is 33.

The square root of 899142 is about 948.2309845180. The cubic root of 899142 is about 96.5182475985.

The spelling of 899142 in words is "eight hundred ninety-nine thousand, one hundred forty-two".