3937216323 has 16 divisors (see below), whose sum is σ = 5328960896. Its totient is φ = 2585399040.

The previous prime is 3937216307. The next prime is 3937216331. The reversal of 3937216323 is 3236127393.

It is not a de Polignac number, because 3937216323 - 2⁴ = 3937216307 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3937216343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29340 + ... + 93462.

It is an arithmetic number, because the mean of its divisors is an integer number (333060056).

Almost surely, 2^3937216323 is an apocalyptic number.

3937216323 is a deficient number, since it is larger than the sum of its proper divisors (1391744573).

3937216323 is a wasteful number, since it uses less digits than its factorization.

3937216323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64434.

The product of its digits is 122472, while the sum is 39.

The square root of 3937216323 is about 62747.2415569003. The cubic root of 3937216323 is about 1579.0519766845.

The spelling of 3937216323 in words is "three billion, nine hundred thirty-seven million, two hundred sixteen thousand, three hundred twenty-three".