99400211 has 8 divisors (see below), whose sum is σ = 100266960. Its totient is φ = 98537472.

The previous prime is 99400183. The next prime is 99400247. The reversal of 99400211 is 11200499.

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 99400211 - 2¹⁴ = 99383827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99400271) 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, 67400 + ... + 68858.

It is an arithmetic number, because the mean of its divisors is an integer number (12533370).

Almost surely, 2^99400211 is an apocalyptic number.

99400211 is a deficient number, since it is larger than the sum of its proper divisors (866749).

99400211 is a wasteful number, since it uses less digits than its factorization.

99400211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 99400211 is about 9969.9654462791. The cubic root of 99400211 is about 463.2290305160.

The spelling of 99400211 in words is "ninety-nine million, four hundred thousand, two hundred eleven".