846986039 has 2 divisors, whose sum is σ = 846986040. Its totient is φ = 846986038.

The previous prime is 846986027. The next prime is 846986069. The reversal of 846986039 is 930689648.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-846986039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (846986069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 423493019 + 423493020.

It is an arithmetic number, because the mean of its divisors is an integer number (423493020).

Almost surely, 2^846986039 is an apocalyptic number.

846986039 is a deficient number, since it is larger than the sum of its proper divisors (1).

846986039 is an equidigital number, since it uses as much as digits as its factorization.

846986039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2239488, while the sum is 53.

The square root of 846986039 is about 29103.0245679036. The cubic root of 846986039 is about 946.1472918228.

The spelling of 846986039 in words is "eight hundred forty-six million, nine hundred eighty-six thousand, thirty-nine".