542018 has 8 divisors (see below), whose sum is σ = 848448. Its totient is φ = 259204.

The previous prime is 541999. The next prime is 542021. The reversal of 542018 is 810245.

542018 = 207² + 208² + ... + 218².

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5846 + ... + 5937.

It is an arithmetic number, because the mean of its divisors is an integer number (106056).

2⁵⁴²⁰¹⁸ is an apocalyptic number.

542018 is a deficient number, since it is larger than the sum of its proper divisors (306430).

542018 is a wasteful number, since it uses less digits than its factorization.

542018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11808.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 542018 is about 736.2187175018. The cubic root of 542018 is about 81.5338411910.

The spelling of 542018 in words is "five hundred forty-two thousand, eighteen".