2708891 has 2 divisors, whose sum is σ = 2708892. Its totient is φ = 2708890.

The previous prime is 2708879. The next prime is 2708903. The reversal of 2708891 is 1988072.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (2708879) and next prime (2708903).

It is a cyclic number.

It is not a de Polignac number, because 2708891 - 2¹⁰ = 2707867 is a prime.

It is not a weakly prime, because it can be changed into another prime (2708801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1354445 + 1354446.

It is an arithmetic number, because the mean of its divisors is an integer number (1354446).

2^2708891 is an apocalyptic number.

2708891 is a deficient number, since it is larger than the sum of its proper divisors (1).

2708891 is an equidigital number, since it uses as much as digits as its factorization.

2708891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 35.

The square root of 2708891 is about 1645.8708940862. The cubic root of 2708891 is about 139.4003433440.

The spelling of 2708891 in words is "two million, seven hundred eight thousand, eight hundred ninety-one".