3345619865 has 8 divisors (see below), whose sum is σ = 4588278720. Its totient is φ = 2294139312.

The previous prime is 3345619861. The next prime is 3345619889. The reversal of 3345619865 is 5689165433.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3345619865 - 2² = 3345619861 is a prime.

It is a super-2 number, since 2×3345619865² = 22386344562165236450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3345619861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47794535 + ... + 47794604.

It is an arithmetic number, because the mean of its divisors is an integer number (573534840).

Almost surely, 2^3345619865 is an apocalyptic number.

3345619865 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3345619865 is a deficient number, since it is larger than the sum of its proper divisors (1242658855).

3345619865 is an equidigital number, since it uses as much as digits as its factorization.

3345619865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95589151.

The product of its digits is 2332800, while the sum is 50.

The square root of 3345619865 is about 57841.3335340741. Note that the first 3 decimals coincide. The cubic root of 3345619865 is about 1495.6346958106.

The spelling of 3345619865 in words is "three billion, three hundred forty-five million, six hundred nineteen thousand, eight hundred sixty-five".