543742 has 16 divisors (see below), whose sum is σ = 882000. Its totient is φ = 250560.

The previous prime is 543713. The next prime is 543769. The reversal of 543742 is 247345.

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, 1384 + ... + 1732.

It is an arithmetic number, because the mean of its divisors is an integer number (55125).

2⁵⁴³⁷⁴² is an apocalyptic number.

543742 is a deficient number, since it is larger than the sum of its proper divisors (338258).

543742 is a wasteful number, since it uses less digits than its factorization.

543742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411.

The product of its digits is 3360, while the sum is 25.

The square root of 543742 is about 737.3886356596. The cubic root of 543742 is about 81.6201947646.

The spelling of 543742 in words is "five hundred forty-three thousand, seven hundred forty-two".