423314320 has 80 divisors (see below), whose sum is σ = 1156300992. Its totient is φ = 142087680.

The previous prime is 423314291. The next prime is 423314329. The reversal of 423314320 is 23413324.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 423314291 and 423314300.

It is not an unprimeable number, because it can be changed into a prime (423314329) 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 15 ways as a sum of consecutive naturals, for example, 7062 + ... + 29941.

Almost surely, 2^423314320 is an apocalyptic number.

423314320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423314320 is an abundant number, since it is smaller than the sum of its proper divisors (732986672).

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

423314320 is a wasteful number, since it uses less digits than its factorization.

423314320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37040 (or 37034 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 423314320 is about 20574.6037628918. The cubic root of 423314320 is about 750.8519622178.

Adding to 423314320 its reverse (23413324), we get a palindrome (446727644).

The spelling of 423314320 in words is "four hundred twenty-three million, three hundred fourteen thousand, three hundred twenty".