2646901 has 2 divisors, whose sum is σ = 2646902. Its totient is φ = 2646900.

The previous prime is 2646893. The next prime is 2646923. The reversal of 2646901 is 1096462.

2646901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2643876 + 3025 = 1626^2 + 55^2 .

It is a cyclic number.

It is not a de Polignac number, because 2646901 - 2³ = 2646893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2646901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2646991) 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, 1323450 + 1323451.

It is an arithmetic number, because the mean of its divisors is an integer number (1323451).

2^2646901 is an apocalyptic number.

It is an amenable number.

2646901 is a deficient number, since it is larger than the sum of its proper divisors (1).

2646901 is an equidigital number, since it uses as much as digits as its factorization.

2646901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 2646901 is about 1626.9299308821. The cubic root of 2646901 is about 138.3287861604.

The spelling of 2646901 in words is "two million, six hundred forty-six thousand, nine hundred one".