10002447 has 80 divisors (see below), whose sum is σ = 19514880. Its totient is φ = 4961088.

The previous prime is 10002439. The next prime is 10002449. The reversal of 10002447 is 74420001.

It is a happy number.

It is not a de Polignac number, because 10002447 - 2³ = 10002439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002449) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 169504 + ... + 169562.

It is an arithmetic number, because the mean of its divisors is an integer number (243936).

Almost surely, 2^10002447 is an apocalyptic number.

10002447 is a deficient number, since it is larger than the sum of its proper divisors (9512433).

10002447 is a wasteful number, since it uses less digits than its factorization.

10002447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114 (or 105 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 10002447 is about 3162.6645411741. The cubic root of 10002447 is about 215.4610405756.

Adding to 10002447 its reverse (74420001), we get a palindrome (84422448).

The spelling of 10002447 in words is "ten million, two thousand, four hundred forty-seven".