423415530 has 24 divisors (see below), whose sum is σ = 1100880612. Its totient is φ = 112910784.

The previous prime is 423415519. The next prime is 423415543. The reversal of 423415530 is 35514324.

It can be written as a sum of positive squares in 2 ways, for example, as 423412929 + 2601 = 20577^2 + 51^2 .

It is a super-2 number, since 2×423415530² = 358561422090361800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423415494 and 423415503.

It is an unprimeable number.

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, 2352219 + ... + 2352398.

Almost surely, 2^423415530 is an apocalyptic number.

423415530 is an abundant number, since it is smaller than the sum of its proper divisors (677465082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423415530 is a wasteful number, since it uses less digits than its factorization.

423415530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4704630 (or 4704627 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 423415530 is about 20577.0632015358. The cubic root of 423415530 is about 750.9117977174.

Adding to 423415530 its reverse (35514324), we get a palindrome (458929854).

The spelling of 423415530 in words is "four hundred twenty-three million, four hundred fifteen thousand, five hundred thirty".