10220306 has 8 divisors (see below), whose sum is σ = 15581964. Its totient is φ = 5026320.

The previous prime is 10220299. The next prime is 10220311. The reversal of 10220306 is 60302201.

It can be written as a sum of positive squares in 2 ways, for example, as 9030025 + 1190281 = 3005^2 + 1091^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 41765 + ... + 42008.

Almost surely, 2^10220306 is an apocalyptic number.

10220306 is a deficient number, since it is larger than the sum of its proper divisors (5361658).

10220306 is an equidigital number, since it uses as much as digits as its factorization.

10220306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83836.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 10220306 is about 3196.9213315313. The cubic root of 10220306 is about 217.0141071194.

Adding to 10220306 its reverse (60302201), we get a palindrome (70522507).

The spelling of 10220306 in words is "ten million, two hundred twenty thousand, three hundred six".