3216405117 has 32 divisors (see below), whose sum is σ = 4734246528. Its totient is φ = 1933940736.

The previous prime is 3216405107. The next prime is 3216405121. The reversal of 3216405117 is 7115046123.

It is not a de Polignac number, because 3216405117 - 2⁶ = 3216405053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3216405107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102393 + ... + 130065.

It is an arithmetic number, because the mean of its divisors is an integer number (147945204).

Almost surely, 2^3216405117 is an apocalyptic number.

It is an amenable number.

3216405117 is a deficient number, since it is larger than the sum of its proper divisors (1517841411).

3216405117 is a wasteful number, since it uses less digits than its factorization.

3216405117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27789.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 3216405117 is about 56713.3592463010. The cubic root of 3216405117 is about 1476.1265153817.

The spelling of 3216405117 in words is "three billion, two hundred sixteen million, four hundred five thousand, one hundred seventeen".