432157849 has 2 divisors, whose sum is σ = 432157850. Its totient is φ = 432157848.

The previous prime is 432157841. The next prime is 432157861. The reversal of 432157849 is 948751234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 426835600 + 5322249 = 20660^2 + 2307^2 .

It is a cyclic number.

It is not a de Polignac number, because 432157849 - 2³ = 432157841 is a prime.

It is not a weakly prime, because it can be changed into another prime (432157841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216078924 + 216078925.

It is an arithmetic number, because the mean of its divisors is an integer number (216078925).

Almost surely, 2^432157849 is an apocalyptic number.

It is an amenable number.

432157849 is a deficient number, since it is larger than the sum of its proper divisors (1).

432157849 is an equidigital number, since it uses as much as digits as its factorization.

432157849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 43.

The square root of 432157849 is about 20788.4066007956. The cubic root of 432157849 is about 756.0446915388.

The spelling of 432157849 in words is "four hundred thirty-two million, one hundred fifty-seven thousand, eight hundred forty-nine".