99507 has 8 divisors (see below), whose sum is σ = 136080. Its totient is φ = 64640.

The previous prime is 99497. The next prime is 99523. The reversal of 99507 is 70599.

It is a happy number.

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 99507 - 2⁸ = 99251 is a prime.

99507 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 99507.

It is not an unprimeable number, because it can be changed into a prime (99527) 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, 282 + ... + 527.

It is an arithmetic number, because the mean of its divisors is an integer number (17010).

2⁹⁹⁵⁰⁷ is an apocalyptic number.

99507 is a deficient number, since it is larger than the sum of its proper divisors (36573).

99507 is a wasteful number, since it uses less digits than its factorization.

99507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853.

The product of its (nonzero) digits is 2835, while the sum is 30.

The square root of 99507 is about 315.4473014625. The cubic root of 99507 is about 46.3394858670.

It can be divided in two parts, 99 and 507, that added together give a palindrome (606).

The spelling of 99507 in words is "ninety-nine thousand, five hundred seven".