9221630 has 16 divisors (see below), whose sum is σ = 18108144. Its totient is φ = 3353280.

The previous prime is 9221617. The next prime is 9221647. The reversal of 9221630 is 361229.

It is a junction number, because it is equal to n+sod(n) for n = 9221596 and 9221605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41807 + ... + 42026.

It is an arithmetic number, because the mean of its divisors is an integer number (1131759).

Almost surely, 2^9221630 is an apocalyptic number.

9221630 is a deficient number, since it is larger than the sum of its proper divisors (8886514).

9221630 is a wasteful number, since it uses less digits than its factorization.

9221630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83851.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 9221630 is about 3036.7136842317. The cubic root of 9221630 is about 209.7019960579.

Adding to 9221630 its reverse (361229), we get a palindrome (9582859).

It can be divided in two parts, 922 and 1630, that added together give a palindrome (2552).

The spelling of 9221630 in words is "nine million, two hundred twenty-one thousand, six hundred thirty".