10222664 has 8 divisors (see below), whose sum is σ = 19167510. Its totient is φ = 5111328.

The previous prime is 10222657. The next prime is 10222687. The reversal of 10222664 is 46622201.

It can be written as a sum of positive squares in only one way, i.e., 9672100 + 550564 = 3110^2 + 742^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 638909 + ... + 638924.

Almost surely, 2^10222664 is an apocalyptic number.

It is an amenable number.

10222664 is a deficient number, since it is larger than the sum of its proper divisors (8944846).

10222664 is a wasteful number, since it uses less digits than its factorization.

10222664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277839 (or 1277835 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 10222664 is about 3197.2901025712. The cubic root of 10222664 is about 217.0307954624.

Adding to 10222664 its reverse (46622201), we get a palindrome (56844865).

The spelling of 10222664 in words is "ten million, two hundred twenty-two thousand, six hundred sixty-four".