543374 has 8 divisors (see below), whose sum is σ = 877800. Its totient is φ = 250776.

The previous prime is 543359. The next prime is 543379. The reversal of 543374 is 473345.

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

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 20899 = 543374 / (5 + 4 + 3 + 3 + 7 + 4).

It is a Curzon number.

It is a plaindrome in base 15.

It is a zygodrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543379) 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, 10424 + ... + 10475.

It is an arithmetic number, because the mean of its divisors is an integer number (109725).

2⁵⁴³³⁷⁴ is an apocalyptic number.

543374 is a deficient number, since it is larger than the sum of its proper divisors (334426).

543374 is a wasteful number, since it uses less digits than its factorization.

543374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20914.

The product of its digits is 5040, while the sum is 26.

The square root of 543374 is about 737.1390642206. The cubic root of 543374 is about 81.6017773226.

The spelling of 543374 in words is "five hundred forty-three thousand, three hundred seventy-four".