49998319 has 16 divisors (see below), whose sum is σ = 59535360. Its totient is φ = 41086080.

The previous prime is 49998317. The next prime is 49998323. The reversal of 49998319 is 91389994.

It is not a de Polignac number, because 49998319 - 2¹ = 49998317 is a prime.

It is a super-2 number, since 2×49998319² = 4999663805651522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49998313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23502 + ... + 25540.

It is an arithmetic number, because the mean of its divisors is an integer number (3720960).

Almost surely, 2^49998319 is an apocalyptic number.

49998319 is a deficient number, since it is larger than the sum of its proper divisors (9537041).

49998319 is a wasteful number, since it uses less digits than its factorization.

49998319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2190.

The product of its digits is 629856, while the sum is 52.

The square root of 49998319 is about 7070.9489462165. The cubic root of 49998319 is about 368.3990212465.

The spelling of 49998319 in words is "forty-nine million, nine hundred ninety-eight thousand, three hundred nineteen".