542046 has 16 divisors (see below), whose sum is σ = 1102608. Its totient is φ = 177600.

The previous prime is 542027. The next prime is 542053. The reversal of 542046 is 640245.

It is a happy number.

It is a super-2 number, since 2×542046² = 587627732232, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 375 + ... + 1106.

It is an arithmetic number, because the mean of its divisors is an integer number (68913).

2⁵⁴²⁰⁴⁶ is an apocalyptic number.

542046 is an abundant number, since it is smaller than the sum of its proper divisors (560562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542046 is a wasteful number, since it uses less digits than its factorization.

542046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 542046 is about 736.2377333443. The cubic root of 542046 is about 81.5352451470.

The spelling of 542046 in words is "five hundred forty-two thousand, forty-six".