223010320 has 40 divisors (see below), whose sum is σ = 558386136. Its totient is φ = 82341888.

The previous prime is 223010317. The next prime is 223010351. The reversal of 223010320 is 23010322.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 51609856 + 171400464 = 7184^2 + 13092^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 223010320.

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 7 ways as a sum of consecutive naturals, for example, 106177 + ... + 108256.

Almost surely, 2^223010320 is an apocalyptic number.

223010320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223010320 is an abundant number, since it is smaller than the sum of its proper divisors (335375816).

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

223010320 is a wasteful number, since it uses less digits than its factorization.

223010320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214459 (or 214453 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 223010320 is about 14933.5300582280. The cubic root of 223010320 is about 606.4220538341.

Adding to 223010320 its reverse (23010322), we get a palindrome (246020642).

The spelling of 223010320 in words is "two hundred twenty-three million, ten thousand, three hundred twenty".