3356578109 has 4 divisors (see below), whose sum is σ = 3360943740. Its totient is φ = 3352212480.

The previous prime is 3356578081. The next prime is 3356578153. The reversal of 3356578109 is 9018756533.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2327580025 + 1028998084 = 48245^2 + 32078^2 .

It is a cyclic number.

It is not a de Polignac number, because 3356578109 - 2²⁰ = 3355529533 is a prime.

It is a super-2 number, since 2×3356578109² = 22533233203636031762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3356508109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2181662 + ... + 2183199.

It is an arithmetic number, because the mean of its divisors is an integer number (840235935).

Almost surely, 2^3356578109 is an apocalyptic number.

It is an amenable number.

3356578109 is a deficient number, since it is larger than the sum of its proper divisors (4365631).

3356578109 is an equidigital number, since it uses as much as digits as its factorization.

3356578109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4365630.

The product of its (nonzero) digits is 680400, while the sum is 47.

The square root of 3356578109 is about 57935.9828517649. The cubic root of 3356578109 is about 1497.2658502745.

The spelling of 3356578109 in words is "three billion, three hundred fifty-six million, five hundred seventy-eight thousand, one hundred nine".