2649193 has 2 divisors, whose sum is σ = 2649194. Its totient is φ = 2649192.

The previous prime is 2649173. The next prime is 2649197. The reversal of 2649193 is 3919462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2521744 + 127449 = 1588^2 + 357^2 .

It is a cyclic number.

It is not a de Polignac number, because 2649193 - 2¹⁷ = 2518121 is a prime.

2649193 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2649197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1324596 + 1324597.

It is an arithmetic number, because the mean of its divisors is an integer number (1324597).

2^2649193 is an apocalyptic number.

It is an amenable number.

2649193 is a deficient number, since it is larger than the sum of its proper divisors (1).

2649193 is an equidigital number, since it uses as much as digits as its factorization.

2649193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 34.

The square root of 2649193 is about 1627.6341726567. The cubic root of 2649193 is about 138.3687017836.

The spelling of 2649193 in words is "two million, six hundred forty-nine thousand, one hundred ninety-three".