3212216937 has 24 divisors (see below), whose sum is σ = 4671437160. Its totient is φ = 2126960640.

The previous prime is 3212216921. The next prime is 3212216981. The reversal of 3212216937 is 7396122123.

It can be written as a sum of positive squares in 4 ways, for example, as 855211536 + 2357005401 = 29244^2 + 48549^2 .

It is not a de Polignac number, because 3212216937 - 2⁴ = 3212216921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3212416937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 850389 + ... + 854157.

It is an arithmetic number, because the mean of its divisors is an integer number (194643215).

Almost surely, 2^3212216937 is an apocalyptic number.

It is an amenable number.

3212216937 is a deficient number, since it is larger than the sum of its proper divisors (1459220223).

3212216937 is a wasteful number, since it uses less digits than its factorization.

3212216937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4393 (or 4390 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The square root of 3212216937 is about 56676.4231140251. The cubic root of 3212216937 is about 1475.4855338462.

The spelling of 3212216937 in words is "three billion, two hundred twelve million, two hundred sixteen thousand, nine hundred thirty-seven".