2217133946 has 8 divisors (see below), whose sum is σ = 3356782560. Its totient is φ = 1098206428.

The previous prime is 2217133927. The next prime is 2217133949. The reversal of 2217133946 is 6493317122.

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

It is not an unprimeable number, because it can be changed into a prime (2217133949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5180006 + ... + 5180433.

It is an arithmetic number, because the mean of its divisors is an integer number (419597820).

Almost surely, 2^2217133946 is an apocalyptic number.

2217133946 is a deficient number, since it is larger than the sum of its proper divisors (1139648614).

2217133946 is a wasteful number, since it uses less digits than its factorization.

2217133946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10360548.

The product of its digits is 54432, while the sum is 38.

The square root of 2217133946 is about 47086.4518306487. The cubic root of 2217133946 is about 1303.9591228388.

The spelling of 2217133946 in words is "two billion, two hundred seventeen million, one hundred thirty-three thousand, nine hundred forty-six".