2132217946 has 16 divisors (see below), whose sum is σ = 3220588800. Its totient is φ = 1058713488.

The previous prime is 2132217917. The next prime is 2132217947. The reversal of 2132217946 is 6497122312.

It is not an unprimeable number, because it can be changed into a prime (2132217947) 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, 172315 + ... + 184273.

It is an arithmetic number, because the mean of its divisors is an integer number (201286800).

Almost surely, 2^2132217946 is an apocalyptic number.

2132217946 is a deficient number, since it is larger than the sum of its proper divisors (1088370854).

2132217946 is a wasteful number, since it uses less digits than its factorization.

2132217946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12573.

The product of its digits is 36288, while the sum is 37.

The square root of 2132217946 is about 46175.9455344447. The cubic root of 2132217946 is about 1287.0947873148.

The spelling of 2132217946 in words is "two billion, one hundred thirty-two million, two hundred seventeen thousand, nine hundred forty-six".