423000513 has 12 divisors (see below), whose sum is σ = 658000980. Its totient is φ = 260307936.

The previous prime is 423000497. The next prime is 423000533. The reversal of 423000513 is 315000324.

It can be written as a sum of positive squares in 2 ways, for example, as 38526849 + 384473664 = 6207^2 + 19608^2 .

It is not a de Polignac number, because 423000513 - 2⁴ = 423000497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423000533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1807578 + ... + 1807811.

It is an arithmetic number, because the mean of its divisors is an integer number (54833415).

Almost surely, 2^423000513 is an apocalyptic number.

It is an amenable number.

423000513 is a deficient number, since it is larger than the sum of its proper divisors (235000467).

423000513 is a wasteful number, since it uses less digits than its factorization.

423000513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3615408 (or 3615405 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 423000513 is about 20566.9762726561. The cubic root of 423000513 is about 750.6663784111. Note that the first 3 decimals are identical.

Adding to 423000513 its reverse (315000324), we get a palindrome (738000837).

The spelling of 423000513 in words is "four hundred twenty-three million, five hundred thirteen", and thus it is an aban number.