49221071 has 2 divisors, whose sum is σ = 49221072. Its totient is φ = 49221070.

The previous prime is 49221059. The next prime is 49221089. The reversal of 49221071 is 17012294.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49221071 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49221071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49220071) 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 as a sum of consecutive naturals, namely, 24610535 + 24610536.

It is an arithmetic number, because the mean of its divisors is an integer number (24610536).

Almost surely, 2^49221071 is an apocalyptic number.

49221071 is a deficient number, since it is larger than the sum of its proper divisors (1).

49221071 is an equidigital number, since it uses as much as digits as its factorization.

49221071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 49221071 is about 7015.7730151424. The cubic root of 49221071 is about 366.4800627172.

The spelling of 49221071 in words is "forty-nine million, two hundred twenty-one thousand, seventy-one".