3336820146 has 72 divisors (see below), whose sum is σ = 8414330652. Its totient is φ = 951667200.

The previous prime is 3336820141. The next prime is 3336820169. The reversal of 3336820146 is 6410286333.

It can be written as a sum of positive squares in 2 ways, for example, as 2559246921 + 777573225 = 50589^2 + 27885^2 .

It is a super-2 number, since 2×3336820146² = 22268737373502922632, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3336820146.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3336820141) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8035 + ... + 82086.

Almost surely, 2^3336820146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3336820146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4207165326).

3336820146 is an abundant number, since it is smaller than the sum of its proper divisors (5077510506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3336820146 is a wasteful number, since it uses less digits than its factorization.

3336820146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90168 (or 90154 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 3336820146 is about 57765.2157098024. The cubic root of 3336820146 is about 1494.3222613047.

The spelling of 3336820146 in words is "three billion, three hundred thirty-six million, eight hundred twenty thousand, one hundred forty-six".