99598867 has 2 divisors, whose sum is σ = 99598868. Its totient is φ = 99598866.

The previous prime is 99598853. The next prime is 99598883. The reversal of 99598867 is 76889599.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99598867 - 2⁷ = 99598739 is a prime.

It is not a weakly prime, because it can be changed into another prime (99598897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49799433 + 49799434.

It is an arithmetic number, because the mean of its divisors is an integer number (49799434).

Almost surely, 2^99598867 is an apocalyptic number.

99598867 is a deficient number, since it is larger than the sum of its proper divisors (1).

99598867 is an equidigital number, since it uses as much as digits as its factorization.

99598867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9797760, while the sum is 61.

The square root of 99598867 is about 9979.9231960973. The cubic root of 99598867 is about 463.5374201699.

The spelling of 99598867 in words is "ninety-nine million, five hundred ninety-eight thousand, eight hundred sixty-seven".