2779064 has 16 divisors (see below), whose sum is σ = 5260200. Its totient is φ = 1376352.

The previous prime is 2779061. The next prime is 2779069. The reversal of 2779064 is 4609772.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2779061) 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, 722 + ... + 2465.

2^2779064 is an apocalyptic number.

It is an amenable number.

2779064 is a deficient number, since it is larger than the sum of its proper divisors (2481136).

2779064 is a wasteful number, since it uses less digits than its factorization.

2779064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3302 (or 3298 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 2779064 is about 1667.0524886757. The cubic root of 2779064 is about 140.5938043724.

The spelling of 2779064 in words is "two million, seven hundred seventy-nine thousand, sixty-four".