10226639 has 8 divisors (see below), whose sum is σ = 10909728. Its totient is φ = 9552640.

The previous prime is 10226611. The next prime is 10226641. The reversal of 10226639 is 93662201.

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

It is a de Polignac number, because none of the positive numbers 2^k-10226639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10226609) 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, 134 + ... + 4524.

It is an arithmetic number, because the mean of its divisors is an integer number (1363716).

Almost surely, 2^10226639 is an apocalyptic number.

10226639 is a deficient number, since it is larger than the sum of its proper divisors (683089).

10226639 is a wasteful number, since it uses less digits than its factorization.

10226639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4545.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 10226639 is about 3197.9116623196. The cubic root of 10226639 is about 217.0589220388.

The spelling of 10226639 in words is "ten million, two hundred twenty-six thousand, six hundred thirty-nine".