2649371 has 2 divisors, whose sum is σ = 2649372. Its totient is φ = 2649370.

The previous prime is 2649329. The next prime is 2649391. The reversal of 2649371 is 1739462.

2649371 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2649371 - 2⁶ = 2649307 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2649391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1324685 + 1324686.

It is an arithmetic number, because the mean of its divisors is an integer number (1324686).

2^2649371 is an apocalyptic number.

2649371 is a deficient number, since it is larger than the sum of its proper divisors (1).

2649371 is an equidigital number, since it uses as much as digits as its factorization.

2649371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 32.

The square root of 2649371 is about 1627.6888523302. The cubic root of 2649371 is about 138.3718007245.

Subtracting from 2649371 its reverse (1739462), we obtain a palindrome (909909).

The spelling of 2649371 in words is "two million, six hundred forty-nine thousand, three hundred seventy-one".