423310402 has 8 divisors (see below), whose sum is σ = 635367996. Its totient is φ = 211521072.

The previous prime is 423310399. The next prime is 423310403. The reversal of 423310402 is 204013324.

It can be written as a sum of positive squares in 2 ways, for example, as 418243401 + 5067001 = 20451^2 + 2251^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 423310402.

It is not an unprimeable number, because it can be changed into a prime (423310403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63073 + ... + 69460.

Almost surely, 2^423310402 is an apocalyptic number.

423310402 is a deficient number, since it is larger than the sum of its proper divisors (212057594).

423310402 is a wasteful number, since it uses less digits than its factorization.

423310402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134132.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 423310402 is about 20574.5085482011. The cubic root of 423310402 is about 750.8496456987.

Adding to 423310402 its reverse (204013324), we get a palindrome (627323726).

The spelling of 423310402 in words is "four hundred twenty-three million, three hundred ten thousand, four hundred two".