2791106 has 4 divisors (see below), whose sum is σ = 4186662. Its totient is φ = 1395552.

The previous prime is 2791097. The next prime is 2791109. The reversal of 2791106 is 6011972.

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., 1809025 + 982081 = 1345^2 + 991^2 .

It is not an unprimeable number, because it can be changed into a prime (2791109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 697775 + ... + 697778.

2^2791106 is an apocalyptic number.

2791106 is a deficient number, since it is larger than the sum of its proper divisors (1395556).

2791106 is a wasteful number, since it uses less digits than its factorization.

2791106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395555.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 2791106 is about 1670.6603484850. The cubic root of 2791106 is about 140.7965814102.

The spelling of 2791106 in words is "two million, seven hundred ninety-one thousand, one hundred six".