2779042 has 8 divisors (see below), whose sum is σ = 4764096. Its totient is φ = 1191012.

The previous prime is 2779031. The next prime is 2779061. The reversal of 2779042 is 2409772.

It is a happy number.

2779042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2778995 and 2779013.

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 3 ways as a sum of consecutive naturals, for example, 99238 + ... + 99265.

It is an arithmetic number, because the mean of its divisors is an integer number (595512).

2^2779042 is an apocalyptic number.

2779042 is a deficient number, since it is larger than the sum of its proper divisors (1985054).

2779042 is a wasteful number, since it uses less digits than its factorization.

2779042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198512.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 2779042 is about 1667.0458901902. The cubic root of 2779042 is about 140.5934333756.

The spelling of 2779042 in words is "two million, seven hundred seventy-nine thousand, forty-two".