542044 has 6 divisors (see below), whose sum is σ = 948584. Its totient is φ = 271020.

The previous prime is 542027. The next prime is 542053. The reversal of 542044 is 440245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67752 + ... + 67759.

2⁵⁴²⁰⁴⁴ is an apocalyptic number.

It is an amenable number.

542044 is a deficient number, since it is larger than the sum of its proper divisors (406540).

542044 is a wasteful number, since it uses less digits than its factorization.

542044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135515 (or 135513 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 542044 is about 736.2363750862. The cubic root of 542044 is about 81.5351448661.

Adding to 542044 its reverse (440245), we get a palindrome (982289).

The spelling of 542044 in words is "five hundred forty-two thousand, forty-four".