99632636 has 18 divisors (see below), whose sum is σ = 180169920. Its totient is φ = 48207480.

The previous prime is 99632629. The next prime is 99632639. The reversal of 99632636 is 63623699.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99632639) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9116 + ... + 16803.

It is an arithmetic number, because the mean of its divisors is an integer number (10009440).

Almost surely, 2^99632636 is an apocalyptic number.

It is an amenable number.

99632636 is a deficient number, since it is larger than the sum of its proper divisors (80537284).

99632636 is a wasteful number, since it uses less digits than its factorization.

99632636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25985 (or 25952 counting only the distinct ones).

The product of its digits is 314928, while the sum is 44.

The square root of 99632636 is about 9981.6148994038. The cubic root of 99632636 is about 463.5898017109.

The spelling of 99632636 in words is "ninety-nine million, six hundred thirty-two thousand, six hundred thirty-six".