99605827 has 2 divisors, whose sum is σ = 99605828. Its totient is φ = 99605826.

The previous prime is 99605797. The next prime is 99605917. The reversal of 99605827 is 72850699.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99605827 - 2⁷ = 99605699 is a prime.

It is not a weakly prime, because it can be changed into another prime (99605327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49802913 + 49802914.

It is an arithmetic number, because the mean of its divisors is an integer number (49802914).

Almost surely, 2^99605827 is an apocalyptic number.

99605827 is a deficient number, since it is larger than the sum of its proper divisors (1).

99605827 is an equidigital number, since it uses as much as digits as its factorization.

99605827 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 99605827 is about 9980.2718900840. The cubic root of 99605827 is about 463.5482172984.

The spelling of 99605827 in words is "ninety-nine million, six hundred five thousand, eight hundred twenty-seven".