99138710 has 32 divisors (see below), whose sum is σ = 196515072. Its totient is φ = 35709280.

The previous prime is 99138709. The next prime is 99138731. The reversal of 99138710 is 1783199.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7559 + ... + 15981.

It is an arithmetic number, because the mean of its divisors is an integer number (6141096).

Almost surely, 2^99138710 is an apocalyptic number.

99138710 is a deficient number, since it is larger than the sum of its proper divisors (97376362).

99138710 is a wasteful number, since it uses less digits than its factorization.

99138710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8548.

The product of its (nonzero) digits is 13608, while the sum is 38.

The square root of 99138710 is about 9956.8423709528. The cubic root of 99138710 is about 462.8224544609.

The spelling of 99138710 in words is "ninety-nine million, one hundred thirty-eight thousand, seven hundred ten".