10009279 has 12 divisors (see below), whose sum is σ = 11696400. Its totient is φ = 8540448.

The previous prime is 10009273. The next prime is 10009283. The reversal of 10009279 is 97290001.

It is not a de Polignac number, because 10009279 - 2³ = 10009271 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 (10009271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17307 + ... + 17875.

It is an arithmetic number, because the mean of its divisors is an integer number (974700).

Almost surely, 2^10009279 is an apocalyptic number.

10009279 is a deficient number, since it is larger than the sum of its proper divisors (1687121).

10009279 is an equidigital number, since it uses as much as digits as its factorization.

10009279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942 (or 935 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 10009279 is about 3163.7444587071. The cubic root of 10009279 is about 215.5100850680.

The spelling of 10009279 in words is "ten million, nine thousand, two hundred seventy-nine".