3272385685 has 8 divisors (see below), whose sum is σ = 4022640216. Its totient is φ = 2554056960.

The previous prime is 3272385671. The next prime is 3272385689. The reversal of 3272385685 is 5865832723.

It can be written as a sum of positive squares in 4 ways, for example, as 399640081 + 2872745604 = 19991^2 + 53598^2 .

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

It is not a de Polignac number, because 3272385685 - 2¹⁵ = 3272352917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3272385689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7981224 + ... + 7981633.

It is an arithmetic number, because the mean of its divisors is an integer number (502830027).

Almost surely, 2^3272385685 is an apocalyptic number.

It is an amenable number.

3272385685 is a deficient number, since it is larger than the sum of its proper divisors (750254531).

3272385685 is a wasteful number, since it uses less digits than its factorization.

3272385685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15962903.

The product of its digits is 2419200, while the sum is 49.

The square root of 3272385685 is about 57204.7697749060. The cubic root of 3272385685 is about 1484.6411532264.

The spelling of 3272385685 in words is "three billion, two hundred seventy-two million, three hundred eighty-five thousand, six hundred eighty-five".