48644238 has 16 divisors (see below), whose sum is σ = 97416576. Its totient is φ = 16193400.

The previous prime is 48644227. The next prime is 48644243. The reversal of 48644238 is 83244684.

It is a junction number, because it is equal to n+sod(n) for n = 48644196 and 48644205.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 13 + ... + 9863.

It is an arithmetic number, because the mean of its divisors is an integer number (6088536).

Almost surely, 2^48644238 is an apocalyptic number.

48644238 is an abundant number, since it is smaller than the sum of its proper divisors (48772338).

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

48644238 is a wasteful number, since it uses less digits than its factorization.

48644238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10679.

The product of its digits is 147456, while the sum is 39.

The square root of 48644238 is about 6974.5421355097. The cubic root of 48644238 is about 365.0428122672.

The spelling of 48644238 in words is "forty-eight million, six hundred forty-four thousand, two hundred thirty-eight".