99894929 has 2 divisors, whose sum is σ = 99894930. Its totient is φ = 99894928.

The previous prime is 99894919. The next prime is 99894943. The reversal of 99894929 is 92949899.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55472704 + 44422225 = 7448^2 + 6665^2 .

It is a cyclic number.

It is not a de Polignac number, because 99894929 - 2²⁰ = 98846353 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (99894919) 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, 49947464 + 49947465.

It is an arithmetic number, because the mean of its divisors is an integer number (49947465).

Almost surely, 2^99894929 is an apocalyptic number.

It is an amenable number.

99894929 is a deficient number, since it is larger than the sum of its proper divisors (1).

99894929 is an equidigital number, since it uses as much as digits as its factorization.

99894929 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3779136, while the sum is 59.

The square root of 99894929 is about 9994.7450692852. The cubic root of 99894929 is about 463.9962609315.

The spelling of 99894929 in words is "ninety-nine million, eight hundred ninety-four thousand, nine hundred twenty-nine".