99946687 has 2 divisors, whose sum is σ = 99946688. Its totient is φ = 99946686.

The previous prime is 99946633. The next prime is 99946739. The reversal of 99946687 is 78664999.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99946687 - 2¹¹ = 99944639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99946607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49973343 + 49973344.

It is an arithmetic number, because the mean of its divisors is an integer number (49973344).

Almost surely, 2^99946687 is an apocalyptic number.

99946687 is a deficient number, since it is larger than the sum of its proper divisors (1).

99946687 is an equidigital number, since it uses as much as digits as its factorization.

99946687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5878656, while the sum is 58.

The square root of 99946687 is about 9997.3339946208. Note that the first 3 decimals coincide. The cubic root of 99946687 is about 464.0763830232.

The spelling of 99946687 in words is "ninety-nine million, nine hundred forty-six thousand, six hundred eighty-seven".