180942 has 16 divisors (see below), whose sum is σ = 369360. Its totient is φ = 59072.
The previous prime is 180907. The next prime is 180949. The reversal of 180942 is 249081.
180942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a nialpdrome in base 12.
It is a zygodrome in base 12.
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 180942.
It is not an unprimeable number, because it can be changed into a prime (180949) 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, 34 + ... + 602.
It is an arithmetic number, because the mean of its divisors is an integer number (23085).
2180942 is an apocalyptic number.
180942 is an abundant number, since it is smaller than the sum of its proper divisors (188418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
180942 is a wasteful number, since it uses less digits than its factorization.
180942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 627.
The product of its (nonzero) digits is 576, while the sum is 24.
The square root of 180942 is about 425.3727776903. The cubic root of 180942 is about 56.5604855158.
The spelling of 180942 in words is "one hundred eighty thousand, nine hundred forty-two".
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