432299407 has 2 divisors, whose sum is σ = 432299408. Its totient is φ = 432299406.

The previous prime is 432299393. The next prime is 432299423. The reversal of 432299407 is 704992234.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-432299407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 432299407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432299447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216149703 + 216149704.

It is an arithmetic number, because the mean of its divisors is an integer number (216149704).

Almost surely, 2^432299407 is an apocalyptic number.

432299407 is a deficient number, since it is larger than the sum of its proper divisors (1).

432299407 is an equidigital number, since it uses as much as digits as its factorization.

432299407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 432299407 is about 20791.8110562789. The cubic root of 432299407 is about 756.1272327454.

The spelling of 432299407 in words is "four hundred thirty-two million, two hundred ninety-nine thousand, four hundred seven".