423430202 has 16 divisors (see below), whose sum is σ = 699911520. Its totient is φ = 190883952.

The previous prime is 423430193. The next prime is 423430211. The reversal of 423430202 is 202034324.

It is an interprime number because it is at equal distance from previous prime (423430193) and next prime (423430211).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 188252 + ... + 190487.

It is an arithmetic number, because the mean of its divisors is an integer number (43744470).

Almost surely, 2^423430202 is an apocalyptic number.

423430202 is a deficient number, since it is larger than the sum of its proper divisors (276481318).

423430202 is a wasteful number, since it uses less digits than its factorization.

423430202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378797.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 423430202 is about 20577.4197119075. The cubic root of 423430202 is about 750.9204710338.

Adding to 423430202 its reverse (202034324), we get a palindrome (625464526).

The spelling of 423430202 in words is "four hundred twenty-three million, four hundred thirty thousand, two hundred two".