543242344 has 16 divisors (see below), whose sum is σ = 1078496100. Its totient is φ = 255643392.

The previous prime is 543242341. The next prime is 543242347. The reversal of 543242344 is 443242345.

It is an interprime number because it is at equal distance from previous prime (543242341) and next prime (543242347).

It can be written as a sum of positive squares in 2 ways, for example, as 537776100 + 5466244 = 23190^2 + 2338^2 .

It is a super-2 number, since 2×543242344² = 590224488629228672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (543242341) 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, 1997079 + ... + 1997350.

Almost surely, 2^543242344 is an apocalyptic number.

It is an amenable number.

543242344 is a deficient number, since it is larger than the sum of its proper divisors (535253756).

543242344 is a wasteful number, since it uses less digits than its factorization.

543242344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3994452 (or 3994448 counting only the distinct ones).

The product of its digits is 46080, while the sum is 31.

The square root of 543242344 is about 23307.5598036345. The cubic root of 543242344 is about 815.9518626288.

Adding to 543242344 its reverse (443242345), we get a palindrome (986484689).

Subtracting from 543242344 its reverse (443242345), we obtain a palindrome (99999999).

The spelling of 543242344 in words is "five hundred forty-three million, two hundred forty-two thousand, three hundred forty-four".