43946916 has 48 divisors (see below), whose sum is σ = 113140608. Its totient is φ = 13190400.

The previous prime is 43946891. The next prime is 43946939. The reversal of 43946916 is 61964934.

43946916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43946916² = 3862662851822112, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2961 + ... + 9831.

It is an arithmetic number, because the mean of its divisors is an integer number (2357096).

Almost surely, 2^43946916 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 43946916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56570304).

43946916 is an abundant number, since it is smaller than the sum of its proper divisors (69193692).

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

43946916 is a wasteful number, since it uses less digits than its factorization.

43946916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6932 (or 6930 counting only the distinct ones).

The product of its digits is 139968, while the sum is 42.

The square root of 43946916 is about 6629.2470160645. The cubic root of 43946916 is about 352.8928029062.

The spelling of 43946916 in words is "forty-three million, nine hundred forty-six thousand, nine hundred sixteen".