846990719 has 2 divisors, whose sum is σ = 846990720. Its totient is φ = 846990718.

The previous prime is 846990691. The next prime is 846990731. The reversal of 846990719 is 917099648.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-846990719 is a prime.

It is a super-2 number, since 2×846990719² = 1434786556144273922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (846990769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 423495359 + 423495360.

It is an arithmetic number, because the mean of its divisors is an integer number (423495360).

Almost surely, 2^846990719 is an apocalyptic number.

846990719 is a deficient number, since it is larger than the sum of its proper divisors (1).

846990719 is an equidigital number, since it uses as much as digits as its factorization.

846990719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 53.

The square root of 846990719 is about 29103.1049718067. The cubic root of 846990719 is about 946.1490344573.

The spelling of 846990719 in words is "eight hundred forty-six million, nine hundred ninety thousand, seven hundred nineteen".