99275399 has 8 divisors (see below), whose sum is σ = 104903040. Its totient is φ = 93688056.

The previous prime is 99275389. The next prime is 99275419. The reversal of 99275399 is 99357299.

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 99275399 - 2¹² = 99271303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99275399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99275389) 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, 4937 + ... + 14930.

It is an arithmetic number, because the mean of its divisors is an integer number (13112880).

Almost surely, 2^99275399 is an apocalyptic number.

99275399 is a deficient number, since it is larger than the sum of its proper divisors (5627641).

99275399 is a wasteful number, since it uses less digits than its factorization.

99275399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20149.

The product of its digits is 1377810, while the sum is 53.

The square root of 99275399 is about 9963.7040803107. The cubic root of 99275399 is about 463.0350646038.

The spelling of 99275399 in words is "ninety-nine million, two hundred seventy-five thousand, three hundred ninety-nine".