2070779 has 4 divisors (see below), whose sum is σ = 2126784. Its totient is φ = 2014776.

The previous prime is 2070749. The next prime is 2070781. The reversal of 2070779 is 9770702.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9770702 = 2 ⋅4885351.

It is a cyclic number.

It is not a de Polignac number, because 2070779 - 2¹² = 2066683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2070709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27947 + ... + 28020.

It is an arithmetic number, because the mean of its divisors is an integer number (531696).

2^2070779 is an apocalyptic number.

2070779 is a deficient number, since it is larger than the sum of its proper divisors (56005).

2070779 is an equidigital number, since it uses as much as digits as its factorization.

2070779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56004.

The product of its (nonzero) digits is 6174, while the sum is 32.

The square root of 2070779 is about 1439.0201527428. The cubic root of 2070779 is about 127.4611749016.

The spelling of 2070779 in words is "two million, seventy thousand, seven hundred seventy-nine".