2946018085 has 4 divisors (see below), whose sum is σ = 3535221708. Its totient is φ = 2356814464.

The previous prime is 2946018079. The next prime is 2946018143. The reversal of 2946018085 is 5808106492.

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 2230295076 + 715723009 = 47226^2 + 26753^2 .

It is a cyclic number.

It is not a de Polignac number, because 2946018085 - 2⁷ = 2946017957 is a prime.

It is a Duffinian number.

It is a congruent 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, 294601804 + ... + 294601813.

It is an arithmetic number, because the mean of its divisors is an integer number (883805427).

Almost surely, 2^2946018085 is an apocalyptic number.

It is an amenable number.

2946018085 is a deficient number, since it is larger than the sum of its proper divisors (589203623).

2946018085 is an equidigital number, since it uses as much as digits as its factorization.

2946018085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589203622.

The product of its (nonzero) digits is 138240, while the sum is 43.

The square root of 2946018085 is about 54277.2335790983. The cubic root of 2946018085 is about 1433.5465597992.

The spelling of 2946018085 in words is "two billion, nine hundred forty-six million, eighteen thousand, eighty-five".