99136646 has 8 divisors (see below), whose sum is σ = 169948560. Its totient is φ = 42487128.

The previous prime is 99136643. The next prime is 99136663. The reversal of 99136646 is 64663199.

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

It is a junction number, because it is equal to n+sod(n) for n = 99136597 and 99136606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99136643) 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 3 ways as a sum of consecutive naturals, for example, 3540581 + ... + 3540608.

It is an arithmetic number, because the mean of its divisors is an integer number (21243570).

Almost surely, 2^99136646 is an apocalyptic number.

99136646 is a deficient number, since it is larger than the sum of its proper divisors (70811914).

99136646 is a wasteful number, since it uses less digits than its factorization.

99136646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7081198.

The product of its digits is 209952, while the sum is 44.

The square root of 99136646 is about 9956.7387230960. The cubic root of 99136646 is about 462.8192425565.

The spelling of 99136646 in words is "ninety-nine million, one hundred thirty-six thousand, six hundred forty-six".