99605361 has 16 divisors (see below), whose sum is σ = 137505024. Its totient is φ = 64093824.

The previous prime is 99605339. The next prime is 99605371. The reversal of 99605361 is 16350699.

It is not a de Polignac number, because 99605361 - 2¹⁵ = 99572593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99605321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5455 + ... + 15131.

It is an arithmetic number, because the mean of its divisors is an integer number (8594064).

Almost surely, 2^99605361 is an apocalyptic number.

It is an amenable number.

99605361 is a deficient number, since it is larger than the sum of its proper divisors (37899663).

99605361 is a wasteful number, since it uses less digits than its factorization.

99605361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9800.

The product of its (nonzero) digits is 43740, while the sum is 39.

The square root of 99605361 is about 9980.2485439993. The cubic root of 99605361 is about 463.5474944029.

The spelling of 99605361 in words is "ninety-nine million, six hundred five thousand, three hundred sixty-one".