6485261 has 2 divisors, whose sum is σ = 6485262. Its totient is φ = 6485260.

The previous prime is 6485243. The next prime is 6485291. The reversal of 6485261 is 1625846.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6220036 + 265225 = 2494^2 + 515^2 .

It is a cyclic number.

It is not a de Polignac number, because 6485261 - 2¹⁸ = 6223117 is a prime.

It is a super-2 number, since 2×6485261² = 84117220476242, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6485291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3242630 + 3242631.

It is an arithmetic number, because the mean of its divisors is an integer number (3242631).

Almost surely, 2^6485261 is an apocalyptic number.

It is an amenable number.

6485261 is a deficient number, since it is larger than the sum of its proper divisors (1).

6485261 is an equidigital number, since it uses as much as digits as its factorization.

6485261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 32.

The square root of 6485261 is about 2546.6175606086. The cubic root of 6485261 is about 186.4843908764.

The spelling of 6485261 in words is "six million, four hundred eighty-five thousand, two hundred sixty-one".