423230651 has 4 divisors (see below), whose sum is σ = 423272832. Its totient is φ = 423188472.

The previous prime is 423230617. The next prime is 423230653. The reversal of 423230651 is 156032324.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 423230651 - 2¹⁰ = 423229627 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 423230651.

It is not an unprimeable number, because it can be changed into a prime (423230653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3581 + ... + 29313.

It is an arithmetic number, because the mean of its divisors is an integer number (105818208).

Almost surely, 2^423230651 is an apocalyptic number.

423230651 is a deficient number, since it is larger than the sum of its proper divisors (42181).

423230651 is a wasteful number, since it uses less digits than its factorization.

423230651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42180.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 423230651 is about 20572.5703547223. The cubic root of 423230651 is about 750.8024897814.

Adding to 423230651 its reverse (156032324), we get a palindrome (579262975).

The spelling of 423230651 in words is "four hundred twenty-three million, two hundred thirty thousand, six hundred fifty-one".