432769993 has 2 divisors, whose sum is σ = 432769994. Its totient is φ = 432769992.

The previous prime is 432769957. The next prime is 432770021. The reversal of 432769993 is 399967234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 432764809 + 5184 = 20803^2 + 72^2 .

It is a cyclic number.

It is not a de Polignac number, because 432769993 - 2²¹ = 430672841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 432769993.

It is not a weakly prime, because it can be changed into another prime (432769903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216384996 + 216384997.

It is an arithmetic number, because the mean of its divisors is an integer number (216384997).

Almost surely, 2^432769993 is an apocalyptic number.

It is an amenable number.

432769993 is a deficient number, since it is larger than the sum of its proper divisors (1).

432769993 is an equidigital number, since it uses as much as digits as its factorization.

432769993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2204496, while the sum is 52.

The square root of 432769993 is about 20803.1245970407. The cubic root of 432769993 is about 756.4014977958.

The spelling of 432769993 in words is "four hundred thirty-two million, seven hundred sixty-nine thousand, nine hundred ninety-three".