142892 has 12 divisors (see below), whose sum is σ = 252840. Its totient is φ = 70656.
The previous prime is 142873. The next prime is 142897. The reversal of 142892 is 298241.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 142892.
It is not an unprimeable number, because it can be changed into a prime (142897) 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, 428 + ... + 684.
It is an arithmetic number, because the mean of its divisors is an integer number (21070).
142892 is a Friedman number, since it can be written as (42*9)^(2*1)+8, using all its digits and the basic arithmetic operations.
2142892 is an apocalyptic number.
It is an amenable number.
142892 is a deficient number, since it is larger than the sum of its proper divisors (109948).
142892 is a wasteful number, since it uses less digits than its factorization.
142892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 400 (or 398 counting only the distinct ones).
The product of its digits is 1152, while the sum is 26.
The square root of 142892 is about 378.0105818625. The cubic root of 142892 is about 52.2800472764.
The spelling of 142892 in words is "one hundred forty-two thousand, eight hundred ninety-two".
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