2764628386 has 32 divisors (see below), whose sum is σ = 4508763840. Its totient is φ = 1263802176.

The previous prime is 2764628371. The next prime is 2764628389. The reversal of 2764628386 is 6838264672.

It is a super-2 number, since 2×2764628386² = 15286340225353929992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2764628389) 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 15 ways as a sum of consecutive naturals, for example, 1546185 + ... + 1547971.

It is an arithmetic number, because the mean of its divisors is an integer number (140898870).

Almost surely, 2^2764628386 is an apocalyptic number.

2764628386 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2764628386 is a deficient number, since it is larger than the sum of its proper divisors (1744135454).

2764628386 is a wasteful number, since it uses less digits than its factorization.

2764628386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2338.

The product of its digits is 4644864, while the sum is 52.

The square root of 2764628386 is about 52579.7336052590. The cubic root of 2764628386 is about 1403.4994742517.

The spelling of 2764628386 in words is "two billion, seven hundred sixty-four million, six hundred twenty-eight thousand, three hundred eighty-six".