99644630 has 8 divisors (see below), whose sum is σ = 179360352. Its totient is φ = 39857848.

The previous prime is 99644627. The next prime is 99644641. The reversal of 99644630 is 3644699.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4982222 + ... + 4982241.

It is an arithmetic number, because the mean of its divisors is an integer number (22420044).

Almost surely, 2^99644630 is an apocalyptic number.

99644630 is a deficient number, since it is larger than the sum of its proper divisors (79715722).

99644630 is a wasteful number, since it uses less digits than its factorization.

99644630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9964470.

The product of its (nonzero) digits is 139968, while the sum is 41.

The square root of 99644630 is about 9982.2156859086. The cubic root of 99644630 is about 463.6084036242.

The spelling of 99644630 in words is "ninety-nine million, six hundred forty-four thousand, six hundred thirty".