99765379 has 8 divisors (see below), whose sum is σ = 114386688. Its totient is φ = 85236360.

The previous prime is 99765361. The next prime is 99765427. The reversal of 99765379 is 97356799.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99765379 - 2⁷ = 99765251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99705379) 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, 20737 + ... + 25090.

It is an arithmetic number, because the mean of its divisors is an integer number (14298336).

Almost surely, 2^99765379 is an apocalyptic number.

99765379 is a deficient number, since it is larger than the sum of its proper divisors (14621309).

99765379 is a wasteful number, since it uses less digits than its factorization.

99765379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46145.

The product of its digits is 3214890, while the sum is 55.

The square root of 99765379 is about 9988.2620610394. The cubic root of 99765379 is about 463.7955943576.

The spelling of 99765379 in words is "ninety-nine million, seven hundred sixty-five thousand, three hundred seventy-nine".