423223051 has 4 divisors (see below), whose sum is σ = 425350000. Its totient is φ = 421096104.

The previous prime is 423223049. The next prime is 423223079. The reversal of 423223051 is 150322324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 423223051 - 2¹ = 423223049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423223001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1063176 + ... + 1063573.

It is an arithmetic number, because the mean of its divisors is an integer number (106337500).

Almost surely, 2^423223051 is an apocalyptic number.

423223051 is a deficient number, since it is larger than the sum of its proper divisors (2126949).

423223051 is a wasteful number, since it uses less digits than its factorization.

423223051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126948.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 423223051 is about 20572.3856419230. The cubic root of 423223051 is about 750.7979956731.

Adding to 423223051 its reverse (150322324), we get a palindrome (573545375).

The spelling of 423223051 in words is "four hundred twenty-three million, two hundred twenty-three thousand, fifty-one".