10313280 has 84 divisors (see below), whose sum is σ = 35483292. Its totient is φ = 2749440.

The previous prime is 10313273. The next prime is 10313293. The reversal of 10313280 is 8231301.

It can be written as a sum of positive squares in 2 ways, for example, as 6718464 + 3594816 = 2592^2 + 1896^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1090 + ... + 4670.

Almost surely, 2^10313280 is an apocalyptic number.

10313280 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 10313280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17741646).

10313280 is an abundant number, since it is smaller than the sum of its proper divisors (25170012).

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

10313280 is a wasteful number, since it uses less digits than its factorization.

10313280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3604 (or 3591 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 10313280 is about 3211.4295882052. The cubic root of 10313280 is about 217.6701799296.

Adding to 10313280 its reverse (8231301), we get a palindrome (18544581).

The spelling of 10313280 in words is "ten million, three hundred thirteen thousand, two hundred eighty".