3085997893 has 8 divisors (see below), whose sum is σ = 3367367136. Its totient is φ = 2804766000.

The previous prime is 3085997857. The next prime is 3085997897. The reversal of 3085997893 is 3987995803.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3085997893 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 (3085997897) 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, 15843 + ... + 80143.

It is an arithmetic number, because the mean of its divisors is an integer number (420920892).

Almost surely, 2^3085997893 is an apocalyptic number.

It is an amenable number.

3085997893 is a deficient number, since it is larger than the sum of its proper divisors (281369243).

3085997893 is a wasteful number, since it uses less digits than its factorization.

3085997893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68675.

The product of its (nonzero) digits is 14696640, while the sum is 61.

The square root of 3085997893 is about 55551.7586850317. The cubic root of 3085997893 is about 1455.9011030332.

The spelling of 3085997893 in words is "three billion, eighty-five million, nine hundred ninety-seven thousand, eight hundred ninety-three".