432224137 has 2 divisors, whose sum is σ = 432224138. Its totient is φ = 432224136.

The previous prime is 432224123. The next prime is 432224159. The reversal of 432224137 is 731422234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 432182521 + 41616 = 20789^2 + 204^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-432224137 is a prime.

It is not a weakly prime, because it can be changed into another prime (432225137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216112068 + 216112069.

It is an arithmetic number, because the mean of its divisors is an integer number (216112069).

Almost surely, 2^432224137 is an apocalyptic number.

It is an amenable number.

432224137 is a deficient number, since it is larger than the sum of its proper divisors (1).

432224137 is an equidigital number, since it uses as much as digits as its factorization.

432224137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 28.

The square root of 432224137 is about 20790.0008898509. Note that the first 3 decimals coincide. The cubic root of 432224137 is about 756.0833457238.

The spelling of 432224137 in words is "four hundred thirty-two million, two hundred twenty-four thousand, one hundred thirty-seven".