49998424 has 80 divisors (see below), whose sum is σ = 115961400. Its totient is φ = 20151936.

The previous prime is 49998419. The next prime is 49998427. The reversal of 49998424 is 42489994.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a zygodrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49998427) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 364884 + ... + 365020.

Almost surely, 2^49998424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49998424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57980700).

49998424 is an abundant number, since it is smaller than the sum of its proper divisors (65962976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49998424 is a wasteful number, since it uses less digits than its factorization.

49998424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 165 counting only the distinct ones).

The product of its digits is 746496, while the sum is 49.

The square root of 49998424 is about 7070.9563709586. The cubic root of 49998424 is about 368.3992791343.

The spelling of 49998424 in words is "forty-nine million, nine hundred ninety-eight thousand, four hundred twenty-four".