99462947 has 2 divisors, whose sum is σ = 99462948. Its totient is φ = 99462946.

The previous prime is 99462941. The next prime is 99462997. The reversal of 99462947 is 74926499.

It is an a-pointer prime, because the next prime (99462997) can be obtained adding 99462947 to its sum of digits (50).

It is a weak prime.

It is an emirp because it is prime and its reverse (74926499) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99462947 - 2⁴ = 99462931 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 99462895 and 99462904.

It is not a weakly prime, because it can be changed into another prime (99462941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49731473 + 49731474.

It is an arithmetic number, because the mean of its divisors is an integer number (49731474).

Almost surely, 2^99462947 is an apocalyptic number.

99462947 is a deficient number, since it is larger than the sum of its proper divisors (1).

99462947 is an equidigital number, since it uses as much as digits as its factorization.

99462947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 979776, while the sum is 50.

The square root of 99462947 is about 9973.1111996207. Note that the first 4 decimals coincide. The cubic root of 99462947 is about 463.3264649995.

The spelling of 99462947 in words is "ninety-nine million, four hundred sixty-two thousand, nine hundred forty-seven".