2770838 has 16 divisors (see below), whose sum is σ = 4852224. Its totient is φ = 1161960.

The previous prime is 2770829. The next prime is 2770841. The reversal of 2770838 is 8380772.

It is a happy number.

2770838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2770798 and 2770807.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1448 + ... + 2763.

It is an arithmetic number, because the mean of its divisors is an integer number (303264).

2^2770838 is an apocalyptic number.

2770838 is a deficient number, since it is larger than the sum of its proper divisors (2081386).

2770838 is a wasteful number, since it uses less digits than its factorization.

2770838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4267.

The product of its (nonzero) digits is 18816, while the sum is 35.

The square root of 2770838 is about 1664.5834313725. The cubic root of 2770838 is about 140.4549485544.

The spelling of 2770838 in words is "two million, seven hundred seventy thousand, eight hundred thirty-eight".