10308218 has 16 divisors (see below), whose sum is σ = 16067040. Its totient is φ = 4956336.

The previous prime is 10308211. The next prime is 10308229. The reversal of 10308218 is 81280301.

It is a junction number, because it is equal to n+sod(n) for n = 10308193 and 10308202.

It is not an unprimeable number, because it can be changed into a prime (10308211) by changing a digit.

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, 4868 + ... + 6656.

It is an arithmetic number, because the mean of its divisors is an integer number (1004190).

Almost surely, 2^10308218 is an apocalyptic number.

10308218 is a deficient number, since it is larger than the sum of its proper divisors (5758822).

10308218 is a wasteful number, since it uses less digits than its factorization.

10308218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 10308218 is about 3210.6413689480. The cubic root of 10308218 is about 217.6345615563.

Adding to 10308218 its reverse (81280301), we get a palindrome (91588519).

The spelling of 10308218 in words is "ten million, three hundred eight thousand, two hundred eighteen".