99632649 has 8 divisors (see below), whose sum is σ = 134062720. Its totient is φ = 65812176.

The previous prime is 99632641. The next prime is 99632681. The reversal of 99632649 is 94623699.

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

It is not a de Polignac number, because 99632649 - 2³ = 99632641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99632598 and 99632607.

It is not an unprimeable number, because it can be changed into a prime (99632641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152017 + ... + 152670.

It is an arithmetic number, because the mean of its divisors is an integer number (16757840).

Almost surely, 2^99632649 is an apocalyptic number.

It is an amenable number.

99632649 is a deficient number, since it is larger than the sum of its proper divisors (34430071).

99632649 is a wasteful number, since it uses less digits than its factorization.

99632649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304799.

The product of its digits is 629856, while the sum is 48.

The square root of 99632649 is about 9981.6155506010. The cubic root of 99632649 is about 463.5898218738.

The spelling of 99632649 in words is "ninety-nine million, six hundred thirty-two thousand, six hundred forty-nine".