423202323 has 16 divisors (see below), whose sum is σ = 598461696. Its totient is φ = 265441440.

The previous prime is 423202303. The next prime is 423202331. The reversal of 423202323 is 323202324.

It is not a de Polignac number, because 423202323 - 2¹⁰ = 423201299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423202323.

It is not an unprimeable number, because it can be changed into a prime (423202303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46065 + ... + 54482.

It is an arithmetic number, because the mean of its divisors is an integer number (37403856).

Almost surely, 2^423202323 is an apocalyptic number.

423202323 is a deficient number, since it is larger than the sum of its proper divisors (175259373).

423202323 is a wasteful number, since it uses less digits than its factorization.

423202323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100634.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 423202323 is about 20571.8818536370. The cubic root of 423202323 is about 750.7857383107.

Adding to 423202323 its reverse (323202324), we get a palindrome (746404647).

Subtracting from 423202323 its reverse (323202324), we obtain a palindrome (99999999).

The spelling of 423202323 in words is "four hundred twenty-three million, two hundred two thousand, three hundred twenty-three".