3272428813 has 2 divisors, whose sum is σ = 3272428814. Its totient is φ = 3272428812.

The previous prime is 3272428693. The next prime is 3272428823. The reversal of 3272428813 is 3188242723.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2499700009 + 772728804 = 49997^2 + 27798^2 .

It is an emirp because it is prime and its reverse (3188242723) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3272428813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3272428823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1636214406 + 1636214407.

It is an arithmetic number, because the mean of its divisors is an integer number (1636214407).

Almost surely, 2^3272428813 is an apocalyptic number.

It is an amenable number.

3272428813 is a deficient number, since it is larger than the sum of its proper divisors (1).

3272428813 is an equidigital number, since it uses as much as digits as its factorization.

3272428813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129024, while the sum is 40.

The square root of 3272428813 is about 57205.1467352370. The cubic root of 3272428813 is about 1484.6476754122.

The spelling of 3272428813 in words is "three billion, two hundred seventy-two million, four hundred twenty-eight thousand, eight hundred thirteen".