4865261 has 2 divisors, whose sum is σ = 4865262. Its totient is φ = 4865260.

The previous prime is 4865257. The next prime is 4865293. The reversal of 4865261 is 1625684.

It is an a-pointer prime, because the next prime (4865293) can be obtained adding 4865261 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3924361 + 940900 = 1981^2 + 970^2 .

It is a cyclic number.

It is not a de Polignac number, because 4865261 - 2² = 4865257 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4865221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2432630 + 2432631.

It is an arithmetic number, because the mean of its divisors is an integer number (2432631).

Almost surely, 2^4865261 is an apocalyptic number.

It is an amenable number.

4865261 is a deficient number, since it is larger than the sum of its proper divisors (1).

4865261 is an equidigital number, since it uses as much as digits as its factorization.

4865261 is an odious number, because the sum of its binary digits is odd.

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

The square root of 4865261 is about 2205.7336647927. The cubic root of 4865261 is about 169.4475840281.

The spelling of 4865261 in words is "four million, eight hundred sixty-five thousand, two hundred sixty-one".