423014321 has 12 divisors (see below), whose sum is σ = 449489460. Its totient is φ = 397958880.

The previous prime is 423014311. The next prime is 423014323. The reversal of 423014321 is 123410324.

It can be written as a sum of positive squares in 2 ways, for example, as 71639296 + 351375025 = 8464^2 + 18745^2 .

It is not a de Polignac number, because 423014321 - 2²⁶ = 355905457 is a prime.

It is a super-2 number, since 2×423014321² = 357882231542182082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423014293 and 423014302.

It is not an unprimeable number, because it can be changed into a prime (423014323) 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 11 ways as a sum of consecutive naturals, for example, 25715 + ... + 38823.

It is an arithmetic number, because the mean of its divisors is an integer number (37457455).

Almost surely, 2^423014321 is an apocalyptic number.

It is an amenable number.

423014321 is a deficient number, since it is larger than the sum of its proper divisors (26475139).

423014321 is a wasteful number, since it uses less digits than its factorization.

423014321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13216 (or 13193 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 423014321 is about 20567.3119536803. The cubic root of 423014321 is about 750.6745463197.

Adding to 423014321 its reverse (123410324), we get a palindrome (546424645).

The spelling of 423014321 in words is "four hundred twenty-three million, fourteen thousand, three hundred twenty-one".