542180 has 12 divisors (see below), whose sum is σ = 1138620. Its totient is φ = 216864.
The previous prime is 542167. The next prime is 542183. The reversal of 542180 is 81245.
It can be written as a sum of positive squares in 2 ways, for example, as 179776 + 362404 = 424^2 + 602^2 .
It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 27109 = 542180 / (5 + 4 + 2 + 1 + 8 + 0).
It is not an unprimeable number, because it can be changed into a prime (542183) 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, 13535 + ... + 13574.
It is an arithmetic number, because the mean of its divisors is an integer number (94885).
2542180 is an apocalyptic number.
It is an amenable number.
542180 is an abundant number, since it is smaller than the sum of its proper divisors (596440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
542180 is a wasteful number, since it uses less digits than its factorization.
542180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27118 (or 27116 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 20.
The square root of 542180 is about 736.3287309348. The cubic root of 542180 is about 81.5419634100.
The spelling of 542180 in words is "five hundred forty-two thousand, one hundred eighty".
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