10266321 has 8 divisors (see below), whose sum is σ = 14741440. Its totient is φ = 6317712.

The previous prime is 10266313. The next prime is 10266331. The reversal of 10266321 is 12366201.

It is a happy number.

10266321 is digitally balanced in base 2, because in such base 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 not a de Polignac number, because 10266321 - 2³ = 10266313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10266331) 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, 131581 + ... + 131658.

It is an arithmetic number, because the mean of its divisors is an integer number (1842680).

Almost surely, 2^10266321 is an apocalyptic number.

It is an amenable number.

10266321 is a deficient number, since it is larger than the sum of its proper divisors (4475119).

10266321 is a wasteful number, since it uses less digits than its factorization.

10266321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263255.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 10266321 is about 3204.1100168377. The cubic root of 10266321 is about 217.3393079162.

The spelling of 10266321 in words is "ten million, two hundred sixty-six thousand, three hundred twenty-one".