4312323320 has 32 divisors (see below), whose sum is σ = 9909172800. Its totient is φ = 1688227968.

The previous prime is 4312323317. The next prime is 4312323329. The reversal of 4312323320 is 233232134.

It is a super-2 number, since 2×4312323320² = 37192264832431644800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4312323329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1145015 + ... + 1148774.

It is an arithmetic number, because the mean of its divisors is an integer number (309661650).

Almost surely, 2^4312323320 is an apocalyptic number.

4312323320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4312323320 is an abundant number, since it is smaller than the sum of its proper divisors (5596849480).

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

4312323320 is a wasteful number, since it uses less digits than its factorization.

4312323320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2293847 (or 2293843 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 4312323320 is about 65668.2824505103. The cubic root of 4312323320 is about 1627.6852889122.

Adding to 4312323320 its reverse (233232134), we get a palindrome (4545555454).

The spelling of 4312323320 in words is "four billion, three hundred twelve million, three hundred twenty-three thousand, three hundred twenty".