2773894 has 4 divisors (see below), whose sum is σ = 4160844. Its totient is φ = 1386946.

The previous prime is 2773891. The next prime is 2773919. The reversal of 2773894 is 4983772.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2773891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693472 + ... + 693475.

It is an arithmetic number, because the mean of its divisors is an integer number (1040211).

2^2773894 is an apocalyptic number.

2773894 is a deficient number, since it is larger than the sum of its proper divisors (1386950).

2773894 is a wasteful number, since it uses less digits than its factorization.

2773894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386949.

The product of its digits is 84672, while the sum is 40.

The square root of 2773894 is about 1665.5011257877. The cubic root of 2773894 is about 140.5065662260.

The spelling of 2773894 in words is "two million, seven hundred seventy-three thousand, eight hundred ninety-four".