3468307891 has 4 divisors (see below), whose sum is σ = 3515819032. Its totient is φ = 3420796752.

The previous prime is 3468307877. The next prime is 3468307901. The reversal of 3468307891 is 1987038643.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1987038643 = 43 ⋅46210201.

It is a cyclic number.

It is not a de Polignac number, because 3468307891 - 2¹⁷ = 3468176819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3468307811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23755461 + ... + 23755606.

It is an arithmetic number, because the mean of its divisors is an integer number (878954758).

Almost surely, 2^3468307891 is an apocalyptic number.

3468307891 is a deficient number, since it is larger than the sum of its proper divisors (47511141).

3468307891 is an equidigital number, since it uses as much as digits as its factorization.

3468307891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47511140.

The product of its (nonzero) digits is 870912, while the sum is 49.

The square root of 3468307891 is about 58892.3415309665. The cubic root of 3468307891 is about 1513.6979217839.

The spelling of 3468307891 in words is "three billion, four hundred sixty-eight million, three hundred seven thousand, eight hundred ninety-one".