543412 has 12 divisors (see below), whose sum is σ = 964516. Its totient is φ = 267840.

The previous prime is 543407. The next prime is 543427. The reversal of 543412 is 214345.

It can be written as a sum of positive squares in 2 ways, for example, as 99856 + 443556 = 316^2 + 666^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 543412.

It is a congruent number.

It is an unprimeable number.

543412 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 3 ways as a sum of consecutive naturals, for example, 639 + ... + 1222.

2⁵⁴³⁴¹² is an apocalyptic number.

It is an amenable number.

543412 is a deficient number, since it is larger than the sum of its proper divisors (421104).

543412 is a wasteful number, since it uses less digits than its factorization.

543412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938 (or 1936 counting only the distinct ones).

The product of its digits is 480, while the sum is 19.

The square root of 543412 is about 737.1648390964. The cubic root of 543412 is about 81.6036795086.

Adding to 543412 its reverse (214345), we get a palindrome (757757).

The spelling of 543412 in words is "five hundred forty-three thousand, four hundred twelve".