847901 has 2 divisors, whose sum is σ = 847902. Its totient is φ = 847900.

The previous prime is 847883. The next prime is 847919. The reversal of 847901 is 109748.

847901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (847883) and next prime (847919).

It can be written as a sum of positive squares in only one way, i.e., 811801 + 36100 = 901^2 + 190^2 .

It is a cyclic number.

It is not a de Polignac number, because 847901 - 2¹⁰ = 846877 is a prime.

It is a super-2 number, since 2×847901² = 1437872211602, which contains 22 as substring.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 847901.

It is not a weakly prime, because it can be changed into another prime (847991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 423950 + 423951.

It is an arithmetic number, because the mean of its divisors is an integer number (423951).

2⁸⁴⁷⁹⁰¹ is an apocalyptic number.

It is an amenable number.

847901 is a deficient number, since it is larger than the sum of its proper divisors (1).

847901 is an equidigital number, since it uses as much as digits as its factorization.

847901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 847901 is about 920.8153995237. The cubic root of 847901 is about 94.6487862701.

The spelling of 847901 in words is "eight hundred forty-seven thousand, nine hundred one".