48644368 has 40 divisors (see below), whose sum is σ = 99915480. Its totient is φ = 22901760.

The previous prime is 48644359. The next prime is 48644369. The reversal of 48644368 is 86344684.

It can be written as a sum of positive squares in 4 ways, for example, as 369664 + 48274704 = 608^2 + 6948^2 .

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (48644369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17746 + ... + 20302.

It is an arithmetic number, because the mean of its divisors is an integer number (2497887).

Almost surely, 2^48644368 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 48644368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49957740).

48644368 is an abundant number, since it is smaller than the sum of its proper divisors (51271112).

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

48644368 is a wasteful number, since it uses less digits than its factorization.

48644368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2635 (or 2629 counting only the distinct ones).

The product of its digits is 442368, while the sum is 43.

The square root of 48644368 is about 6974.5514551116. The cubic root of 48644368 is about 365.0431374549.

The spelling of 48644368 in words is "forty-eight million, six hundred forty-four thousand, three hundred sixty-eight".