2646797 has 2 divisors, whose sum is σ = 2646798. Its totient is φ = 2646796.

The previous prime is 2646793. The next prime is 2646803. The reversal of 2646797 is 7976462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1510441 + 1136356 = 1229^2 + 1066^2 .

It is a cyclic number.

It is not a de Polignac number, because 2646797 - 2² = 2646793 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2²¹ + 6² + 4² + 6⁴ + 7² + 9⁶ + 7⁵ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2646793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1323398 + 1323399.

It is an arithmetic number, because the mean of its divisors is an integer number (1323399).

2^2646797 is an apocalyptic number.

It is an amenable number.

2646797 is a deficient number, since it is larger than the sum of its proper divisors (1).

2646797 is an equidigital number, since it uses as much as digits as its factorization.

2646797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 41.

The square root of 2646797 is about 1626.8979685278. The cubic root of 2646797 is about 138.3269744339.

It can be divided in two parts, 2646 and 797, that added together give a palindrome (3443).

The spelling of 2646797 in words is "two million, six hundred forty-six thousand, seven hundred ninety-seven".