2771198 has 8 divisors (see below), whose sum is σ = 4182192. Its totient is φ = 1377136.

The previous prime is 2771191. The next prime is 2771203. The reversal of 2771198 is 8911772.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2771191) 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, 3815 + ... + 4482.

It is an arithmetic number, because the mean of its divisors is an integer number (522774).

2^2771198 is an apocalyptic number.

2771198 is a deficient number, since it is larger than the sum of its proper divisors (1410994).

2771198 is a wasteful number, since it uses less digits than its factorization.

2771198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8466.

The product of its digits is 7056, while the sum is 35.

The square root of 2771198 is about 1664.6915630230. The cubic root of 2771198 is about 140.4610311416.

The spelling of 2771198 in words is "two million, seven hundred seventy-one thousand, one hundred ninety-eight".