543492 has 36 divisors (see below), whose sum is σ = 1421056. Its totient is φ = 174960.

The previous prime is 543463. The next prime is 543497. The reversal of 543492 is 294345.

It is a tau number, because it is divible by the number of its divisors (36).

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (543497) by changing a digit.

543492 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 873 + ... + 1359.

2⁵⁴³⁴⁹² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 543492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (710528).

543492 is an abundant number, since it is smaller than the sum of its proper divisors (877564).

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

543492 is a wasteful number, since it uses less digits than its factorization.

543492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528 (or 523 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 543492 is about 737.2190990472. The cubic root of 543492 is about 81.6076838208.

It can be divided in two parts, 543 and 492, that added together give a triangular number (1035 = T₄₅).

The spelling of 543492 in words is "five hundred forty-three thousand, four hundred ninety-two".