3271440667 has 4 divisors (see below), whose sum is σ = 3568844376. Its totient is φ = 2974036960.

The previous prime is 3271440649. The next prime is 3271440677. The reversal of 3271440667 is 7660441723.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3271440667 - 2¹⁹ = 3270916379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3271440607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148701838 + ... + 148701859.

It is an arithmetic number, because the mean of its divisors is an integer number (892211094).

Almost surely, 2^3271440667 is an apocalyptic number.

3271440667 is a deficient number, since it is larger than the sum of its proper divisors (297403709).

3271440667 is a wasteful number, since it uses less digits than its factorization.

3271440667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297403708.

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 3271440667 is about 57196.5092204061. The cubic root of 3271440667 is about 1484.4982251176.

The spelling of 3271440667 in words is "three billion, two hundred seventy-one million, four hundred forty thousand, six hundred sixty-seven".