2764404 has 36 divisors (see below), whose sum is σ = 7400484. Its totient is φ = 867072.

The previous prime is 2764373. The next prime is 2764423. The reversal of 2764404 is 4044672.

2764404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 810000 + 1954404 = 900^2 + 1398^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 1647 + ... + 2870.

It is an arithmetic number, because the mean of its divisors is an integer number (205569).

2^2764404 is an apocalyptic number.

It is an amenable number.

2764404 is an abundant number, since it is smaller than the sum of its proper divisors (4636080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2764404 is a wasteful number, since it uses less digits than its factorization.

2764404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4544 (or 4539 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 2764404 is about 1662.6496925089. The cubic root of 2764404 is about 140.3461502403.

The spelling of 2764404 in words is "two million, seven hundred sixty-four thousand, four hundred four".