3285116391 has 8 divisors (see below), whose sum is σ = 4381049344. Its totient is φ = 2189630520.

The previous prime is 3285116383. The next prime is 3285116399. The reversal of 3285116391 is 1936115823.

It is an interprime number because it is at equal distance from previous prime (3285116383) and next prime (3285116399).

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

It is not a de Polignac number, because 3285116391 - 2³ = 3285116383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3285116399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94231 + ... + 124296.

It is an arithmetic number, because the mean of its divisors is an integer number (547631168).

Almost surely, 2^3285116391 is an apocalyptic number.

3285116391 is a deficient number, since it is larger than the sum of its proper divisors (1095932953).

3285116391 is a wasteful number, since it uses less digits than its factorization.

3285116391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223541.

The product of its digits is 38880, while the sum is 39.

The square root of 3285116391 is about 57315.9348785309. The cubic root of 3285116391 is about 1486.5639169057.

The spelling of 3285116391 in words is "three billion, two hundred eighty-five million, one hundred sixteen thousand, three hundred ninety-one".