99968738 has 16 divisors (see below), whose sum is σ = 163897344. Its totient is φ = 45526080.

The previous prime is 99968731. The next prime is 99968749. The reversal of 99968738 is 83786999.

It is not an unprimeable number, because it can be changed into a prime (99968731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46370 + ... + 48477.

It is an arithmetic number, because the mean of its divisors is an integer number (10243584).

Almost surely, 2^99968738 is an apocalyptic number.

99968738 is a deficient number, since it is larger than the sum of its proper divisors (63928606).

99968738 is a wasteful number, since it uses less digits than its factorization.

99968738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94897.

The product of its digits is 5878656, while the sum is 59.

The square root of 99968738 is about 9998.4367778168. The cubic root of 99968738 is about 464.1105098700.

The spelling of 99968738 in words is "ninety-nine million, nine hundred sixty-eight thousand, seven hundred thirty-eight".