2772194 has 4 divisors (see below), whose sum is σ = 4158294. Its totient is φ = 1386096.

The previous prime is 2772193. The next prime is 2772199. The reversal of 2772194 is 4912772.

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

It can be written as a sum of positive squares in only one way, i.e., 2289169 + 483025 = 1513^2 + 695^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2772194.

It is not an unprimeable number, because it can be changed into a prime (2772191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693047 + ... + 693050.

2^2772194 is an apocalyptic number.

2772194 is a deficient number, since it is larger than the sum of its proper divisors (1386100).

2772194 is a wasteful number, since it uses less digits than its factorization.

2772194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386099.

The product of its digits is 7056, while the sum is 32.

The square root of 2772194 is about 1664.9906906647. The cubic root of 2772194 is about 140.4778568887.

The spelling of 2772194 in words is "two million, seven hundred seventy-two thousand, one hundred ninety-four".