786241 has 2 divisors, whose sum is σ = 786242. Its totient is φ = 786240.

The previous prime is 786223. The next prime is 786251. The reversal of 786241 is 142687.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 540225 + 246016 = 735^2 + 496^2 .

It is a cyclic number.

It is not a de Polignac number, because 786241 - 2¹³ = 778049 is a prime.

It is not a weakly prime, because it can be changed into another prime (786211) 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, 393120 + 393121.

It is an arithmetic number, because the mean of its divisors is an integer number (393121).

2⁷⁸⁶²⁴¹ is an apocalyptic number.

It is an amenable number.

786241 is a deficient number, since it is larger than the sum of its proper divisors (1).

786241 is an equidigital number, since it uses as much as digits as its factorization.

786241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2688, while the sum is 28.

The square root of 786241 is about 886.7023175790. The cubic root of 786241 is about 92.2964993017.

The spelling of 786241 in words is "seven hundred eighty-six thousand, two hundred forty-one".