532431442 has 8 divisors (see below), whose sum is σ = 798828300. Its totient is φ = 266155344.

The previous prime is 532431401. The next prime is 532431521. The reversal of 532431442 is 244134235.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 362102841 + 170328601 = 19029^2 + 13051^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 532431442.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18217 + ... + 37372.

Almost surely, 2^532431442 is an apocalyptic number.

532431442 is a deficient number, since it is larger than the sum of its proper divisors (266396858).

532431442 is a wasteful number, since it uses less digits than its factorization.

532431442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60380.

The product of its digits is 11520, while the sum is 28.

The square root of 532431442 is about 23074.4759853826. The cubic root of 532431442 is about 810.5028843893.

Adding to 532431442 its reverse (244134235), we get a palindrome (776565677).

The spelling of 532431442 in words is "five hundred thirty-two million, four hundred thirty-one thousand, four hundred forty-two".