10313520 has 120 divisors (see below), whose sum is σ = 37234224. Its totient is φ = 2354688.

The previous prime is 10313519. The next prime is 10313521. The reversal of 10313520 is 2531301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10313519) and next prime (10313521).

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10313520.

It is not an unprimeable number, because it can be changed into a prime (10313521) 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 23 ways as a sum of consecutive naturals, for example, 11322 + ... + 12198.

Almost surely, 2^10313520 is an apocalyptic number.

10313520 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 10313520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18617112).

10313520 is an abundant number, since it is smaller than the sum of its proper divisors (26920704).

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

10313520 is a wasteful number, since it uses less digits than its factorization.

10313520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907 (or 894 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 10313520 is about 3211.4669545241. The cubic root of 10313520 is about 217.6718683817.

Adding to 10313520 its reverse (2531301), we get a palindrome (12844821).

The spelling of 10313520 in words is "ten million, three hundred thirteen thousand, five hundred twenty".