49898016 has 144 divisors (see below), whose sum is σ = 165582144. Its totient is φ = 13957632.

The previous prime is 49897997. The next prime is 49898021. The reversal of 49898016 is 61089894.

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106615 + ... + 107081.

It is an arithmetic number, because the mean of its divisors is an integer number (1149876).

Almost surely, 2^49898016 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 49898016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82791072).

49898016 is an abundant number, since it is smaller than the sum of its proper divisors (115684128).

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

49898016 is a wasteful number, since it uses less digits than its factorization.

49898016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543 (or 532 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 49898016 is about 7063.8527730977. The cubic root of 49898016 is about 368.1525045291.

The spelling of 49898016 in words is "forty-nine million, eight hundred ninety-eight thousand, sixteen".