3436880891 has 4 divisors (see below), whose sum is σ = 3442736472. Its totient is φ = 3431025312.

The previous prime is 3436880879. The next prime is 3436880897. The reversal of 3436880891 is 1980886343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3436880891 - 2¹⁰ = 3436879867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3436880897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2926910 + ... + 2928083.

It is an arithmetic number, because the mean of its divisors is an integer number (860684118).

Almost surely, 2^3436880891 is an apocalyptic number.

3436880891 is a deficient number, since it is larger than the sum of its proper divisors (5855581).

3436880891 is an equidigital number, since it uses as much as digits as its factorization.

3436880891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5855580.

The product of its (nonzero) digits is 995328, while the sum is 50.

The square root of 3436880891 is about 58624.9169807515. The cubic root of 3436880891 is about 1509.1120740598.

The spelling of 3436880891 in words is "three billion, four hundred thirty-six million, eight hundred eighty thousand, eight hundred ninety-one".