2740823642 has 16 divisors (see below), whose sum is σ = 4202841600. Its totient is φ = 1340120160.

The previous prime is 2740823627. The next prime is 2740823653. The reversal of 2740823642 is 2463280472.

It is a super-2 number, since 2×2740823642² = 15024228473092288328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2740823596 and 2740823605.

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 7 ways as a sum of consecutive naturals, for example, 38267 + ... + 83342.

It is an arithmetic number, because the mean of its divisors is an integer number (262677600).

Almost surely, 2^2740823642 is an apocalyptic number.

2740823642 is a deficient number, since it is larger than the sum of its proper divisors (1462017958).

2740823642 is a wasteful number, since it uses less digits than its factorization.

2740823642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121861.

The product of its (nonzero) digits is 129024, while the sum is 38.

The square root of 2740823642 is about 52352.8761578578. The cubic root of 2740823642 is about 1399.4595944894.

The spelling of 2740823642 in words is "two billion, seven hundred forty million, eight hundred twenty-three thousand, six hundred forty-two".