99549901 has 8 divisors (see below), whose sum is σ = 110911104. Its totient is φ = 88573920.

The previous prime is 99549899. The next prime is 99549907. The reversal of 99549901 is 10994599.

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

It is a cyclic number.

It is not a de Polignac number, because 99549901 - 2¹ = 99549899 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99549907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95760 + ... + 96793.

It is an arithmetic number, because the mean of its divisors is an integer number (13863888).

Almost surely, 2^99549901 is an apocalyptic number.

It is an amenable number.

99549901 is a deficient number, since it is larger than the sum of its proper divisors (11361203).

99549901 is a wasteful number, since it uses less digits than its factorization.

99549901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192611.

The product of its (nonzero) digits is 131220, while the sum is 46.

The square root of 99549901 is about 9977.4696692097. The cubic root of 99549901 is about 463.4614444263.

The spelling of 99549901 in words is "ninety-nine million, five hundred forty-nine thousand, nine hundred one".