423500322 has 16 divisors (see below), whose sum is σ = 968000832. Its totient is φ = 121000080.

The previous prime is 423500317. The next prime is 423500327. The reversal of 423500322 is 223005324.

It is an interprime number because it is at equal distance from previous prime (423500317) and next prime (423500327).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (423500327) 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 7 ways as a sum of consecutive naturals, for example, 5041629 + ... + 5041712.

It is an arithmetic number, because the mean of its divisors is an integer number (60500052).

Almost surely, 2^423500322 is an apocalyptic number.

423500322 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

423500322 is an abundant number, since it is smaller than the sum of its proper divisors (544500510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423500322 is a wasteful number, since it uses less digits than its factorization.

423500322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10083353.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 423500322 is about 20579.1234507206. The cubic root of 423500322 is about 750.9619195314.

Adding to 423500322 its reverse (223005324), we get a palindrome (646505646).

The spelling of 423500322 in words is "four hundred twenty-three million, five hundred thousand, three hundred twenty-two".