423004130 has 16 divisors (see below), whose sum is σ = 775774584. Its totient is φ = 166008960.

The previous prime is 423004129. The next prime is 423004139. The reversal of 423004130 is 31400324.

It can be written as a sum of positive squares in 4 ways, for example, as 381928849 + 41075281 = 19543^2 + 6409^2 .

It is a junction number, because it is equal to n+sod(n) for n = 423004099 and 423004108.

It is not an unprimeable number, because it can be changed into a prime (423004139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398531 + ... + 399590.

Almost surely, 2^423004130 is an apocalyptic number.

423004130 is a deficient number, since it is larger than the sum of its proper divisors (352770454).

423004130 is a wasteful number, since it uses less digits than its factorization.

423004130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798181.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 423004130 is about 20567.0642046939. The cubic root of 423004130 is about 750.6685180086.

Adding to 423004130 its reverse (31400324), we get a palindrome (454404454).

The spelling of 423004130 in words is "four hundred twenty-three million, four thousand, one hundred thirty".