420324343 has 8 divisors (see below), whose sum is σ = 428122400. Its totient is φ = 412555680.

The previous prime is 420324313. The next prime is 420324353. The reversal of 420324343 is 343423024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 420324343 - 2¹⁷ = 420193271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420324313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22633 + ... + 36781.

It is an arithmetic number, because the mean of its divisors is an integer number (53515300).

Almost surely, 2^420324343 is an apocalyptic number.

420324343 is a deficient number, since it is larger than the sum of its proper divisors (7798057).

420324343 is a wasteful number, since it uses less digits than its factorization.

420324343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14697.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 420324343 is about 20501.8131637180. The cubic root of 420324343 is about 749.0799639880.

Adding to 420324343 its reverse (343423024), we get a palindrome (763747367).

The spelling of 420324343 in words is "four hundred twenty million, three hundred twenty-four thousand, three hundred forty-three".