543434 has 16 divisors (see below), whose sum is σ = 855360. Its totient is φ = 258720.

The previous prime is 543427. The next prime is 543463. The reversal of 543434 is 434345.

543434 = T₁₃₇ + T₁₃₈ + ... + T₁₇₉.

It is a happy number.

543434 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

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

It is a zygodrome in base 7.

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, 6062 + ... + 6150.

It is an arithmetic number, because the mean of its divisors is an integer number (53460).

2⁵⁴³⁴³⁴ is an apocalyptic number.

543434 is a deficient number, since it is larger than the sum of its proper divisors (311926).

543434 is a wasteful number, since it uses less digits than its factorization.

543434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205.

The product of its digits is 2880, while the sum is 23.

The square root of 543434 is about 737.1797609810. The cubic root of 543434 is about 81.6047807336.

Adding to 543434 its reverse (434345), we get a palindrome (977779).

The spelling of 543434 in words is "five hundred forty-three thousand, four hundred thirty-four".