432240379 has 2 divisors, whose sum is σ = 432240380. Its totient is φ = 432240378.

The previous prime is 432240371. The next prime is 432240407. The reversal of 432240379 is 973042234.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 432240379 - 2³ = 432240371 is a prime.

It is not a weakly prime, because it can be changed into another prime (432240371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216120189 + 216120190.

It is an arithmetic number, because the mean of its divisors is an integer number (216120190).

Almost surely, 2^432240379 is an apocalyptic number.

432240379 is a deficient number, since it is larger than the sum of its proper divisors (1).

432240379 is an equidigital number, since it uses as much as digits as its factorization.

432240379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 432240379 is about 20790.3915066552. The cubic root of 432240379 is about 756.0928162360.

It can be divided in two parts, 43 and 2240379, that added together give a palindrome (2240422).

The spelling of 432240379 in words is "four hundred thirty-two million, two hundred forty thousand, three hundred seventy-nine".