10313320 has 32 divisors (see below), whose sum is σ = 23473800. Its totient is φ = 4077568.

The previous prime is 10313309. The next prime is 10313321. The reversal of 10313320 is 2331301.

It can be written as a sum of positive squares in 4 ways, for example, as 4485924 + 5827396 = 2118^2 + 2414^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10313320.

It is not an unprimeable number, because it can be changed into a prime (10313321) 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, 2112 + ... + 5008.

Almost surely, 2^10313320 is an apocalyptic number.

10313320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10313320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11736900).

10313320 is an abundant number, since it is smaller than the sum of its proper divisors (13160480).

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

10313320 is a wasteful number, since it uses less digits than its factorization.

10313320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2997 (or 2993 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 10313320 is about 3211.4358159552. The cubic root of 10313320 is about 217.6704613401.

Adding to 10313320 its reverse (2331301), we get a palindrome (12644621).

The spelling of 10313320 in words is "ten million, three hundred thirteen thousand, three hundred twenty".