9226639 has 8 divisors (see below), whose sum is σ = 9492560. Its totient is φ = 8963136.

The previous prime is 9226619. The next prime is 9226661. The reversal of 9226639 is 9366229.

9226639 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9226639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9226598 and 9226607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9226619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9379 + ... + 10315.

It is an arithmetic number, because the mean of its divisors is an integer number (1186570).

Almost surely, 2^9226639 is an apocalyptic number.

9226639 is a deficient number, since it is larger than the sum of its proper divisors (265921).

9226639 is a wasteful number, since it uses less digits than its factorization.

9226639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209.

The product of its digits is 34992, while the sum is 37.

The square root of 9226639 is about 3037.5383125156. The cubic root of 9226639 is about 209.7399577910.

The spelling of 9226639 in words is "nine million, two hundred twenty-six thousand, six hundred thirty-nine".