10227809 has 8 divisors (see below), whose sum is σ = 10499328. Its totient is φ = 9959760.

The previous prime is 10227793. The next prime is 10227817. The reversal of 10227809 is 90872201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 10227809 - 2⁴ = 10227793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10227839) 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, 5744 + ... + 7310.

It is an arithmetic number, because the mean of its divisors is an integer number (1312416).

Almost surely, 2^10227809 is an apocalyptic number.

It is an amenable number.

10227809 is a deficient number, since it is larger than the sum of its proper divisors (271519).

10227809 is a wasteful number, since it uses less digits than its factorization.

10227809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1735.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 10227809 is about 3198.0945889701. The cubic root of 10227809 is about 217.0671994163.

The spelling of 10227809 in words is "ten million, two hundred twenty-seven thousand, eight hundred nine".