3366870385 has 4 divisors (see below), whose sum is σ = 4040244468. Its totient is φ = 2693496304.

The previous prime is 3366870361. The next prime is 3366870407. The reversal of 3366870385 is 5830786633.

It is a happy number.

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 2161878016 + 1204992369 = 46496^2 + 34713^2 .

It is a cyclic number.

It is not a de Polignac number, because 3366870385 - 2³¹ = 1219386737 is a prime.

It is a super-2 number, since 2×3366870385² = 22671632378780096450, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 336687034 + ... + 336687043.

It is an arithmetic number, because the mean of its divisors is an integer number (1010061117).

Almost surely, 2^3366870385 is an apocalyptic number.

It is an amenable number.

3366870385 is a deficient number, since it is larger than the sum of its proper divisors (673374083).

3366870385 is an equidigital number, since it uses as much as digits as its factorization.

3366870385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673374082.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The square root of 3366870385 is about 58024.7394220775. The cubic root of 3366870385 is about 1498.7946442637.

The spelling of 3366870385 in words is "three billion, three hundred sixty-six million, eight hundred seventy thousand, three hundred eighty-five".