547842 has 32 divisors (see below), whose sum is σ = 1197504. Its totient is φ = 166400.

The previous prime is 547831. The next prime is 547849. The reversal of 547842 is 248745.

It is a plaindrome in base 11.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 547842.

It is not an unprimeable number, because it can be changed into a prime (547849) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4117 + ... + 4247.

It is an arithmetic number, because the mean of its divisors is an integer number (37422).

2⁵⁴⁷⁸⁴² is an apocalyptic number.

547842 is an abundant number, since it is smaller than the sum of its proper divisors (649662).

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

547842 is a wasteful number, since it uses less digits than its factorization.

547842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194.

The product of its digits is 8960, while the sum is 30.

The square root of 547842 is about 740.1634954522. The cubic root of 547842 is about 81.8248293140.

The spelling of 547842 in words is "five hundred forty-seven thousand, eight hundred forty-two".