2770039 has 4 divisors (see below), whose sum is σ = 2829024. Its totient is φ = 2711056.

The previous prime is 2769983. The next prime is 2770043. The reversal of 2770039 is 9300772.

It is a happy number.

2770039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2770039 - 2⁷ = 2769911 is a prime.

2770039 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2769989 and 2770016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2770639) by changing a digit.

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, 29422 + ... + 29515.

It is an arithmetic number, because the mean of its divisors is an integer number (707256).

2^2770039 is an apocalyptic number.

2770039 is a deficient number, since it is larger than the sum of its proper divisors (58985).

2770039 is an equidigital number, since it uses as much as digits as its factorization.

2770039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58984.

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 2770039 is about 1664.3434140826. The cubic root of 2770039 is about 140.4414467073.

The spelling of 2770039 in words is "two million, seven hundred seventy thousand, thirty-nine".