99949730 has 32 divisors (see below), whose sum is σ = 185518080. Its totient is φ = 38750400.

The previous prime is 99949711. The next prime is 99949771. The reversal of 99949730 is 3794999.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50255 + ... + 52205.

It is an arithmetic number, because the mean of its divisors is an integer number (5797440).

Almost surely, 2^99949730 is an apocalyptic number.

99949730 is a deficient number, since it is larger than the sum of its proper divisors (85568350).

99949730 is a wasteful number, since it uses less digits than its factorization.

99949730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2114.

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

The square root of 99949730 is about 9997.4861840365. The cubic root of 99949730 is about 464.0810927678.

The spelling of 99949730 in words is "ninety-nine million, nine hundred forty-nine thousand, seven hundred thirty".