99696775 has 24 divisors (see below), whose sum is σ = 128456064. Its totient is φ = 76675200.

The previous prime is 99696761. The next prime is 99696799. The reversal of 99696775 is 57769699.

It is not a de Polignac number, because 99696775 - 2¹⁵ = 99664007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152349 + ... + 153001.

It is an arithmetic number, because the mean of its divisors is an integer number (5352336).

Almost surely, 2^99696775 is an apocalyptic number.

99696775 is a deficient number, since it is larger than the sum of its proper divisors (28759289).

99696775 is a wasteful number, since it uses less digits than its factorization.

99696775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891 (or 886 counting only the distinct ones).

The product of its digits is 6429780, while the sum is 58.

The square root of 99696775 is about 9984.8272393667. The cubic root of 99696775 is about 463.6892597775.

The spelling of 99696775 in words is "ninety-nine million, six hundred ninety-six thousand, seven hundred seventy-five".