99709394 has 8 divisors (see below), whose sum is σ = 151366320. Its totient is φ = 49253956.

The previous prime is 99709381. The next prime is 99709429. The reversal of 99709394 is 49390799.

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

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, 300164 + ... + 300495.

It is an arithmetic number, because the mean of its divisors is an integer number (18920790).

Almost surely, 2^99709394 is an apocalyptic number.

99709394 is a deficient number, since it is larger than the sum of its proper divisors (51656926).

99709394 is a wasteful number, since it uses less digits than its factorization.

99709394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600744.

The product of its (nonzero) digits is 551124, while the sum is 50.

The square root of 99709394 is about 9985.4591281523. The cubic root of 99709394 is about 463.7088225899.

The spelling of 99709394 in words is "ninety-nine million, seven hundred nine thousand, three hundred ninety-four".