432240293 has 2 divisors, whose sum is σ = 432240294. Its totient is φ = 432240292.

The previous prime is 432240269. The next prime is 432240299. The reversal of 432240293 is 392042234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 337897924 + 94342369 = 18382^2 + 9713^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-432240293 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432240299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216120146 + 216120147.

It is an arithmetic number, because the mean of its divisors is an integer number (216120147).

Almost surely, 2^432240293 is an apocalyptic number.

It is an amenable number.

432240293 is a deficient number, since it is larger than the sum of its proper divisors (1).

432240293 is an equidigital number, since it uses as much as digits as its factorization.

432240293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 432240293 is about 20790.3894383920. The cubic root of 432240293 is about 756.0927660910.

The spelling of 432240293 in words is "four hundred thirty-two million, two hundred forty thousand, two hundred ninety-three".