220323006 has 12 divisors (see below), whose sum is σ = 477366552. Its totient is φ = 73440996.

The previous prime is 220322909. The next prime is 220323007. The reversal of 220323006 is 600323022.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 12240167 = 220323006 / (2 + 2 + 0 + 3 + 2 + 3 + 0 + 0 + 6).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 220323006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220323007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6120066 + ... + 6120101.

It is an arithmetic number, because the mean of its divisors is an integer number (39780546).

Almost surely, 2^220323006 is an apocalyptic number.

220323006 is an abundant number, since it is smaller than the sum of its proper divisors (257043546).

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

220323006 is a wasteful number, since it uses less digits than its factorization.

220323006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12240175 (or 12240172 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 220323006 is about 14843.2815105016. The cubic root of 220323006 is about 603.9763725535.

Adding to 220323006 its reverse (600323022), we get a palindrome (820646028).

The spelling of 220323006 in words is "two hundred twenty million, three hundred twenty-three thousand, six".