432243437 has 4 divisors (see below), whose sum is σ = 432333276. Its totient is φ = 432153600.

The previous prime is 432243431. The next prime is 432243481. The reversal of 432243437 is 734342234.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 110901961 + 321341476 = 10531^2 + 17926^2 .

It is a cyclic number.

It is not a de Polignac number, because 432243437 - 2⁴ = 432243421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432243431) 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, 37268 + ... + 47469.

It is an arithmetic number, because the mean of its divisors is an integer number (108083319).

Almost surely, 2^432243437 is an apocalyptic number.

It is an amenable number.

432243437 is a deficient number, since it is larger than the sum of its proper divisors (89839).

432243437 is an equidigital number, since it uses as much as digits as its factorization.

432243437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89838.

The product of its digits is 48384, while the sum is 32.

The square root of 432243437 is about 20790.4650501137. The cubic root of 432243437 is about 756.0945992919.

The spelling of 432243437 in words is "four hundred thirty-two million, two hundred forty-three thousand, four hundred thirty-seven".