3342782385 has 96 divisors (see below), whose sum is σ = 6337889280. Its totient is φ = 1671280128.

The previous prime is 3342782381. The next prime is 3342782393. The reversal of 3342782385 is 5832872433.

3342782385 is a `hidden beast` number, since 3 + 342 + 78 + 238 + 5 = 666.

It is not a de Polignac number, because 3342782385 - 2² = 3342782381 is a prime.

It is a super-2 number, since 2×3342782385² = 22348388146932576450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

Together with 2995106895 it forms an amicable pair .

It is a self number, because there is not a number n which added to its sum of digits gives 3342782385.

It is not an unprimeable number, because it can be changed into a prime (3342782381) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5506752 + ... + 5507358.

It is an arithmetic number, because the mean of its divisors is an integer number (66019680).

Almost surely, 2^3342782385 is an apocalyptic number.

It is an amenable number.

3342782385 is a deficient number, since it is larger than the sum of its proper divisors (2995106895).

3342782385 is a wasteful number, since it uses less digits than its factorization.

3342782385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772 (or 747 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The square root of 3342782385 is about 57816.8001968286. The cubic root of 3342782385 is about 1495.2117513807.

The spelling of 3342782385 in words is "three billion, three hundred forty-two million, seven hundred eighty-two thousand, three hundred eighty-five".