10243320 has 32 divisors (see below), whose sum is σ = 30730320. Its totient is φ = 2731520.

The previous prime is 10243309. The next prime is 10243357. The reversal of 10243320 is 2334201.

10243320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10243320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42561 + ... + 42800.

Almost surely, 2^10243320 is an apocalyptic number.

10243320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10243320 is an abundant number, since it is smaller than the sum of its proper divisors (20487000).

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

10243320 is a wasteful number, since it uses less digits than its factorization.

10243320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85375 (or 85371 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 10243320 is about 3200.5187079597. The cubic root of 10243320 is about 217.1768751941.

Adding to 10243320 its reverse (2334201), we get a palindrome (12577521).

The spelling of 10243320 in words is "ten million, two hundred forty-three thousand, three hundred twenty".