49998223 has 16 divisors (see below), whose sum is σ = 55844640. Its totient is φ = 44380800.

The previous prime is 49998217. The next prime is 49998283. The reversal of 49998223 is 32289994.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49998223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49998203) 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 15 ways as a sum of consecutive naturals, for example, 180361 + ... + 180637.

It is an arithmetic number, because the mean of its divisors is an integer number (3490290).

Almost surely, 2^49998223 is an apocalyptic number.

49998223 is a deficient number, since it is larger than the sum of its proper divisors (5846417).

49998223 is a wasteful number, since it uses less digits than its factorization.

49998223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618.

The product of its digits is 279936, while the sum is 46.

The square root of 49998223 is about 7070.9421578740. The cubic root of 49998223 is about 368.3987854630.

It can be divided in two parts, 499982 and 23, that added together give a palindrome (500005).

The spelling of 49998223 in words is "forty-nine million, nine hundred ninety-eight thousand, two hundred twenty-three".