99919630 has 8 divisors (see below), whose sum is σ = 179855352. Its totient is φ = 39967848.

The previous prime is 99919619. The next prime is 99919661. The reversal of 99919630 is 3691999.

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, 4995972 + ... + 4995991.

It is an arithmetic number, because the mean of its divisors is an integer number (22481919).

Almost surely, 2^99919630 is an apocalyptic number.

99919630 is a deficient number, since it is larger than the sum of its proper divisors (79935722).

99919630 is a wasteful number, since it uses less digits than its factorization.

99919630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9991970.

The product of its (nonzero) digits is 118098, while the sum is 46.

The square root of 99919630 is about 9995.9806922583. The cubic root of 99919630 is about 464.0345018687.

The spelling of 99919630 in words is "ninety-nine million, nine hundred nineteen thousand, six hundred thirty".