49198209 has 16 divisors (see below), whose sum is σ = 68089344. Its totient is φ = 31564800.

The previous prime is 49198199. The next prime is 49198213. The reversal of 49198209 is 90289194.

49198209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 49198209 - 2⁹ = 49197697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49198309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16579 + ... + 19319.

It is an arithmetic number, because the mean of its divisors is an integer number (4255584).

Almost surely, 2^49198209 is an apocalyptic number.

It is an amenable number.

49198209 is a deficient number, since it is larger than the sum of its proper divisors (18891135).

49198209 is a wasteful number, since it uses less digits than its factorization.

49198209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2968.

The product of its (nonzero) digits is 46656, while the sum is 42.

The square root of 49198209 is about 7014.1434972490. The cubic root of 49198209 is about 366.4233135476.

The spelling of 49198209 in words is "forty-nine million, one hundred ninety-eight thousand, two hundred nine".