543431332 has 6 divisors (see below), whose sum is σ = 951004838. Its totient is φ = 271715664.

The previous prime is 543431311. The next prime is 543431341. The reversal of 543431332 is 233134345.

It can be written as a sum of positive squares in only one way, i.e., 517380516 + 26050816 = 22746^2 + 5104^2 .

It is a super-2 number, since 2×543431332² = 590635225198588448, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 543431332.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67928913 + ... + 67928920.

Almost surely, 2^543431332 is an apocalyptic number.

It is an amenable number.

543431332 is a deficient number, since it is larger than the sum of its proper divisors (407573506).

543431332 is a wasteful number, since it uses less digits than its factorization.

543431332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135857837 (or 135857835 counting only the distinct ones).

The product of its digits is 12960, while the sum is 28.

The square root of 543431332 is about 23311.6136721592. The cubic root of 543431332 is about 816.0464718663.

Adding to 543431332 its reverse (233134345), we get a palindrome (776565677).

It can be divided in two parts, 5434313 and 32, that added together give a palindrome (5434345).

The spelling of 543431332 in words is "five hundred forty-three million, four hundred thirty-one thousand, three hundred thirty-two".