547442 has 8 divisors (see below), whose sum is σ = 938496. Its totient is φ = 234612.

The previous prime is 547441. The next prime is 547453. The reversal of 547442 is 244745.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (547441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19538 + ... + 19565.

It is an arithmetic number, because the mean of its divisors is an integer number (117312).

2⁵⁴⁷⁴⁴² is an apocalyptic number.

547442 is a deficient number, since it is larger than the sum of its proper divisors (391054).

547442 is a wasteful number, since it uses less digits than its factorization.

547442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39112.

The product of its digits is 4480, while the sum is 26.

The square root of 547442 is about 739.8932355415. The cubic root of 547442 is about 81.8049100059.

It can be divided in two parts, 547 and 442, that added together give a palindrome (989).

The spelling of 547442 in words is "five hundred forty-seven thousand, four hundred forty-two".