2972771 has 2 divisors, whose sum is σ = 2972772. Its totient is φ = 2972770.

The previous prime is 2972747. The next prime is 2972777. The reversal of 2972771 is 1772792.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2972771 - 2¹⁰ = 2971747 is a prime.

It is not a weakly prime, because it can be changed into another prime (2972777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1486385 + 1486386.

It is an arithmetic number, because the mean of its divisors is an integer number (1486386).

2^2972771 is an apocalyptic number.

2972771 is a deficient number, since it is larger than the sum of its proper divisors (1).

2972771 is an equidigital number, since it uses as much as digits as its factorization.

2972771 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12348, while the sum is 35.

The square root of 2972771 is about 1724.1725551696. The cubic root of 2972771 is about 143.7872856022.

The spelling of 2972771 in words is "two million, nine hundred seventy-two thousand, seven hundred seventy-one".