542829 has 8 divisors (see below), whose sum is σ = 827200. Its totient is φ = 310176.
The previous prime is 542821. The next prime is 542831. The reversal of 542829 is 928245.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 542829 - 23 = 542821 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 542796 and 542805.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (542821) 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, 12904 + ... + 12945.
It is an arithmetic number, because the mean of its divisors is an integer number (103400).
2542829 is an apocalyptic number.
It is an amenable number.
542829 is a deficient number, since it is larger than the sum of its proper divisors (284371).
542829 is a wasteful number, since it uses less digits than its factorization.
542829 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25859.
The product of its digits is 5760, while the sum is 30.
The square root of 542829 is about 736.7692990346. The cubic root of 542829 is about 81.5744862084.
The spelling of 542829 in words is "five hundred forty-two thousand, eight hundred twenty-nine".
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