49911223 has 2 divisors, whose sum is σ = 49911224. Its totient is φ = 49911222.

The previous prime is 49911217. The next prime is 49911241. The reversal of 49911223 is 32211994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49911223 - 2¹⁷ = 49780151 is a prime.

It is a super-2 number, since 2×49911223² = 4982260362711458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49911263) 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, 24955611 + 24955612.

It is an arithmetic number, because the mean of its divisors is an integer number (24955612).

Almost surely, 2^49911223 is an apocalyptic number.

49911223 is a deficient number, since it is larger than the sum of its proper divisors (1).

49911223 is an equidigital number, since it uses as much as digits as its factorization.

49911223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 31.

The square root of 49911223 is about 7064.7875410376. The cubic root of 49911223 is about 368.1849825152.

The spelling of 49911223 in words is "forty-nine million, nine hundred eleven thousand, two hundred twenty-three".