846602641 has 2 divisors, whose sum is σ = 846602642. Its totient is φ = 846602640.

The previous prime is 846602639. The next prime is 846602677. The reversal of 846602641 is 146206648.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 560316241 + 286286400 = 23671^2 + 16920^2 .

It is a cyclic number.

It is not a de Polignac number, because 846602641 - 2¹ = 846602639 is a prime.

Together with 846602639, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 846602641.

It is not a weakly prime, because it can be changed into another prime (846602611) 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, 423301320 + 423301321.

It is an arithmetic number, because the mean of its divisors is an integer number (423301321).

Almost surely, 2^846602641 is an apocalyptic number.

It is an amenable number.

846602641 is a deficient number, since it is larger than the sum of its proper divisors (1).

846602641 is an equidigital number, since it uses as much as digits as its factorization.

846602641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 846602641 is about 29096.4369124469. The cubic root of 846602641 is about 946.0045087816.

The spelling of 846602641 in words is "eight hundred forty-six million, six hundred two thousand, six hundred forty-one".