10343220 has 96 divisors (see below), whose sum is σ = 31342080. Its totient is φ = 2540160.

The previous prime is 10343213. The next prime is 10343237. The reversal of 10343220 is 2234301.

10343220 = T₂₄₅ + T₂₄₆ + ... + T₄₂₄.

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 10343220.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 48915 + ... + 49125.

It is an arithmetic number, because the mean of its divisors is an integer number (326480).

Almost surely, 2^10343220 is an apocalyptic number.

10343220 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 10343220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15671040).

10343220 is an abundant number, since it is smaller than the sum of its proper divisors (20998860).

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

10343220 is a wasteful number, since it uses less digits than its factorization.

10343220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285 (or 283 counting only the distinct ones).

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

The square root of 10343220 is about 3216.0876853718. The cubic root of 10343220 is about 217.8806124624.

Adding to 10343220 its reverse (2234301), we get a palindrome (12577521).

The spelling of 10343220 in words is "ten million, three hundred forty-three thousand, two hundred twenty".