43630848 has 108 divisors (see below), whose sum is σ = 130335660. Its totient is φ = 14020608.

The previous prime is 43630843. The next prime is 43630861. The reversal of 43630848 is 84803634.

It can be written as a sum of positive squares in 2 ways, for example, as 16257024 + 27373824 = 4032^2 + 5232^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (43630841) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66490 + ... + 67142.

Almost surely, 2^43630848 is an apocalyptic number.

43630848 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43630848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65167830).

43630848 is an abundant number, since it is smaller than the sum of its proper divisors (86704812).

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

43630848 is a wasteful number, since it uses less digits than its factorization.

43630848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704 (or 687 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 43630848 is about 6605.3650921051. The cubic root of 43630848 is about 352.0447601483.

The spelling of 43630848 in words is "forty-three million, six hundred thirty thousand, eight hundred forty-eight".