90600099 has 4 divisors (see below), whose sum is σ = 120800136. Its totient is φ = 60400064.

The previous prime is 90600077. The next prime is 90600143. The reversal of 90600099 is 99000609.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 90600099 - 2¹¹ = 90598051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90600049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15100014 + ... + 15100019.

It is an arithmetic number, because the mean of its divisors is an integer number (30200034).

Almost surely, 2^90600099 is an apocalyptic number.

90600099 is a deficient number, since it is larger than the sum of its proper divisors (30200037).

90600099 is a wasteful number, since it uses less digits than its factorization.

90600099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30200036.

The product of its (nonzero) digits is 4374, while the sum is 33.

The square root of 90600099 is about 9518.4084278833. The cubic root of 90600099 is about 449.1343010898.

The spelling of 90600099 in words is "ninety million, six hundred thousand, ninety-nine".