1002243217 has 24 divisors (see below), whose sum is σ = 1084112640. Its totient is φ = 926190720.

The previous prime is 1002243191. The next prime is 1002243241. The reversal of 1002243217 is 7123422001.

1002243217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1002243217 - 2²⁷ = 868025489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1002243247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3222492 + ... + 3222802.

It is an arithmetic number, because the mean of its divisors is an integer number (45171360).

Almost surely, 2^1002243217 is an apocalyptic number.

It is an amenable number.

1002243217 is a deficient number, since it is larger than the sum of its proper divisors (81869423).

1002243217 is a wasteful number, since it uses less digits than its factorization.

1002243217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 541 (or 522 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 1002243217 is about 31658.2251081769. The cubic root of 1002243217 is about 1000.7471805821.

Adding to 1002243217 its reverse (7123422001), we get a palindrome (8125665218).

The spelling of 1002243217 in words is "one billion, two million, two hundred forty-three thousand, two hundred seventeen".