49921211 has 2 divisors, whose sum is σ = 49921212. Its totient is φ = 49921210.

The previous prime is 49921199. The next prime is 49921219. The reversal of 49921211 is 11212994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49921211 - 2¹⁰ = 49920187 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49921219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24960605 + 24960606.

It is an arithmetic number, because the mean of its divisors is an integer number (24960606).

Almost surely, 2^49921211 is an apocalyptic number.

49921211 is a deficient number, since it is larger than the sum of its proper divisors (1).

49921211 is an equidigital number, since it uses as much as digits as its factorization.

49921211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 29.

The square root of 49921211 is about 7065.4943917606. The cubic root of 49921211 is about 368.2095406947.

The spelling of 49921211 in words is "forty-nine million, nine hundred twenty-one thousand, two hundred eleven".