99705506 has 16 divisors (see below), whose sum is σ = 156945600. Its totient is φ = 47414928.

The previous prime is 99705503. The next prime is 99705523. The reversal of 99705506 is 60550799.

It is not an unprimeable number, because it can be changed into a prime (99705503) 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 in 7 ways as a sum of consecutive naturals, for example, 2180 + ... + 14288.

It is an arithmetic number, because the mean of its divisors is an integer number (9809100).

Almost surely, 2^99705506 is an apocalyptic number.

99705506 is a deficient number, since it is larger than the sum of its proper divisors (57240094).

99705506 is a wasteful number, since it uses less digits than its factorization.

99705506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12313.

The product of its (nonzero) digits is 85050, while the sum is 41.

The square root of 99705506 is about 9985.2644431682. The cubic root of 99705506 is about 463.7027953299.

The spelling of 99705506 in words is "ninety-nine million, seven hundred five thousand, five hundred six".