3271307645 has 8 divisors (see below), whose sum is σ = 3925882080. Its totient is φ = 2616837520.

The previous prime is 3271307623. The next prime is 3271307657. The reversal of 3271307645 is 5467031723.

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

It is a de Polignac number, because none of the positive numbers 2^k-3271307645 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3271307599 and 3271307608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89486 + ... + 120624.

It is an arithmetic number, because the mean of its divisors is an integer number (490735260).

Almost surely, 2^3271307645 is an apocalyptic number.

It is an amenable number.

3271307645 is a deficient number, since it is larger than the sum of its proper divisors (654574435).

3271307645 is a wasteful number, since it uses less digits than its factorization.

3271307645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52155.

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 3271307645 is about 57195.3463578987. The cubic root of 3271307645 is about 1484.4781041557.

The spelling of 3271307645 in words is "three billion, two hundred seventy-one million, three hundred seven thousand, six hundred forty-five".