423044530 has 8 divisors (see below), whose sum is σ = 761480172. Its totient is φ = 169217808.

The previous prime is 423044527. The next prime is 423044533. The reversal of 423044530 is 35440324.

It is an interprime number because it is at equal distance from previous prime (423044527) and next prime (423044533).

It can be written as a sum of positive squares in 2 ways, for example, as 376709281 + 46335249 = 19409^2 + 6807^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 423044495 and 423044504.

It is not an unprimeable number, because it can be changed into a prime (423044533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21152217 + ... + 21152236.

Almost surely, 2^423044530 is an apocalyptic number.

423044530 is a deficient number, since it is larger than the sum of its proper divisors (338435642).

423044530 is a wasteful number, since it uses less digits than its factorization.

423044530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42304460.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 423044530 is about 20568.0463340591. The cubic root of 423044530 is about 750.6924153660.

Adding to 423044530 its reverse (35440324), we get a palindrome (458484854).

The spelling of 423044530 in words is "four hundred twenty-three million, forty-four thousand, five hundred thirty".