43946448 has 80 divisors (see below), whose sum is σ = 139741056. Its totient is φ = 11589120.

The previous prime is 43946443. The next prime is 43946467. The reversal of 43946448 is 84464934.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43946443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 663 + ... + 9398.

Almost surely, 2^43946448 is an apocalyptic number.

43946448 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 43946448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69870528).

43946448 is an abundant number, since it is smaller than the sum of its proper divisors (95794608).

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

43946448 is a wasteful number, since it uses less digits than its factorization.

43946448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10092 (or 10086 counting only the distinct ones).

The product of its digits is 331776, while the sum is 42.

The square root of 43946448 is about 6629.2117178440. The cubic root of 43946448 is about 352.8915502251.

The spelling of 43946448 in words is "forty-three million, nine hundred forty-six thousand, four hundred forty-eight".