84847241 has 2 divisors, whose sum is σ = 84847242. Its totient is φ = 84847240.

The previous prime is 84847211. The next prime is 84847249. The reversal of 84847241 is 14274848.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64561225 + 20286016 = 8035^2 + 4504^2 .

It is a cyclic number.

It is not a de Polignac number, because 84847241 - 2¹⁸ = 84585097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84847195 and 84847204.

It is not a weakly prime, because it can be changed into another prime (84847249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42423620 + 42423621.

It is an arithmetic number, because the mean of its divisors is an integer number (42423621).

Almost surely, 2^84847241 is an apocalyptic number.

It is an amenable number.

84847241 is a deficient number, since it is larger than the sum of its proper divisors (1).

84847241 is an equidigital number, since it uses as much as digits as its factorization.

84847241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57344, while the sum is 38.

The square root of 84847241 is about 9211.2562118313. The cubic root of 84847241 is about 439.4194150337.

The spelling of 84847241 in words is "eighty-four million, eight hundred forty-seven thousand, two hundred forty-one".