49140211 has 4 divisors (see below), whose sum is σ = 49228992. Its totient is φ = 49051432.

The previous prime is 49140191. The next prime is 49140227. The reversal of 49140211 is 11204194.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49140211 - 2¹³ = 49132019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49140241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43555 + ... + 44668.

It is an arithmetic number, because the mean of its divisors is an integer number (12307248).

Almost surely, 2^49140211 is an apocalyptic number.

49140211 is a deficient number, since it is larger than the sum of its proper divisors (88781).

49140211 is an equidigital number, since it uses as much as digits as its factorization.

49140211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88780.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 49140211 is about 7010.0079172566. The cubic root of 49140211 is about 366.2792691725.

The spelling of 49140211 in words is "forty-nine million, one hundred forty thousand, two hundred eleven".