48644 has 6 divisors (see below), whose sum is σ = 85134. Its totient is φ = 24320.

The previous prime is 48623. The next prime is 48647. The reversal of 48644 is 44684.

It can be written as a sum of positive squares in only one way, i.e., 36100 + 12544 = 190^2 + 112^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6077 + ... + 6084.

It is an arithmetic number, because the mean of its divisors is an integer number (14189).

2⁴⁸⁶⁴⁴ is an apocalyptic number.

It is an amenable number.

48644 is a deficient number, since it is larger than the sum of its proper divisors (36490).

48644 is a wasteful number, since it uses less digits than its factorization.

48644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12165 (or 12163 counting only the distinct ones).

The product of its digits is 3072, while the sum is 26.

The square root of 48644 is about 220.5538483001. The cubic root of 48644 is about 36.5042216922.

The spelling of 48644 in words is "forty-eight thousand, six hundred forty-four".