542008 has 8 divisors (see below), whose sum is σ = 1016280. Its totient is φ = 271000.

The previous prime is 541999. The next prime is 542021. The reversal of 542008 is 800245.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33868 + ... + 33883.

It is an arithmetic number, because the mean of its divisors is an integer number (127035).

2⁵⁴²⁰⁰⁸ is an apocalyptic number.

It is an amenable number.

542008 is a deficient number, since it is larger than the sum of its proper divisors (474272).

542008 is a wasteful number, since it uses less digits than its factorization.

542008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67757 (or 67753 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 542008 is about 736.2119260104. The cubic root of 542008 is about 81.5333397665.

The spelling of 542008 in words is "five hundred forty-two thousand, eight".