3387221913 has 8 divisors (see below), whose sum is σ = 4661982976. Its totient is φ = 2185304400.

The previous prime is 3387221909. The next prime is 3387221927. The reversal of 3387221913 is 3191227833.

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

It is not a de Polignac number, because 3387221913 - 2² = 3387221909 is a prime.

It is a super-2 number, since 2×3387221913² = 22946544575814759138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3387221963) 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, 18210778 + ... + 18210963.

It is an arithmetic number, because the mean of its divisors is an integer number (582747872).

Almost surely, 2^3387221913 is an apocalyptic number.

It is an amenable number.

3387221913 is a deficient number, since it is larger than the sum of its proper divisors (1274761063).

3387221913 is a wasteful number, since it uses less digits than its factorization.

3387221913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36421775.

The product of its digits is 54432, while the sum is 39.

The square root of 3387221913 is about 58199.8446131946. The cubic root of 3387221913 is about 1501.8084725196.

The spelling of 3387221913 in words is "three billion, three hundred eighty-seven million, two hundred twenty-one thousand, nine hundred thirteen".