2775004 has 12 divisors (see below), whose sum is σ = 4876200. Its totient is φ = 1381808.

The previous prime is 2775001. The next prime is 2775011. The reversal of 2775004 is 4005772.

It is a self number, because there is not a number n which added to its sum of digits gives 2775004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2775001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214 + ... + 2365.

It is an arithmetic number, because the mean of its divisors is an integer number (406350).

2^2775004 is an apocalyptic number.

It is an amenable number.

2775004 is a deficient number, since it is larger than the sum of its proper divisors (2101196).

2775004 is a wasteful number, since it uses less digits than its factorization.

2775004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2852 (or 2850 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 25.

The square root of 2775004 is about 1665.8343254958. The cubic root of 2775004 is about 140.5253054051.

The spelling of 2775004 in words is "two million, seven hundred seventy-five thousand, four".