2785066634 has 16 divisors (see below), whose sum is σ = 4778222400. Its totient is φ = 1192644384.

The previous prime is 2785066601. The next prime is 2785066637. The reversal of 2785066634 is 4366605872.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (2785066637) 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 7 ways as a sum of consecutive naturals, for example, 61379 + ... + 96630.

It is an arithmetic number, because the mean of its divisors is an integer number (298638900).

Almost surely, 2^2785066634 is an apocalyptic number.

2785066634 is a deficient number, since it is larger than the sum of its proper divisors (1993155766).

2785066634 is a wasteful number, since it uses less digits than its factorization.

2785066634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159277.

The product of its (nonzero) digits is 1451520, while the sum is 47.

The square root of 2785066634 is about 52773.7305294973. The cubic root of 2785066634 is about 1406.9495668616.

The spelling of 2785066634 in words is "two billion, seven hundred eighty-five million, sixty-six thousand, six hundred thirty-four".