48365538 has 64 divisors (see below), whose sum is σ = 108380160. Its totient is φ = 14294592.

The previous prime is 48365509. The next prime is 48365563. The reversal of 48365538 is 83556384.

It is a self number, because there is not a number n which added to its sum of digits gives 48365538.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 289531 + ... + 289697.

It is an arithmetic number, because the mean of its divisors is an integer number (1693440).

Almost surely, 2^48365538 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48365538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54190080).

48365538 is an abundant number, since it is smaller than the sum of its proper divisors (60014622).

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

48365538 is a wasteful number, since it uses less digits than its factorization.

48365538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311.

The product of its digits is 345600, while the sum is 42.

The square root of 48365538 is about 6954.5336292235. The cubic root of 48365538 is about 364.3443235847.

The spelling of 48365538 in words is "forty-eight million, three hundred sixty-five thousand, five hundred thirty-eight".