43694928 has 120 divisors (see below), whose sum is σ = 128637600. Its totient is φ = 13830912.

The previous prime is 43694897. The next prime is 43694929. The reversal of 43694928 is 82949634.

43694928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43694929) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 314283 + ... + 314421.

It is an arithmetic number, because the mean of its divisors is an integer number (1071980).

Almost surely, 2^43694928 is an apocalyptic number.

43694928 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 43694928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64318800).

43694928 is an abundant number, since it is smaller than the sum of its proper divisors (84942672).

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

43694928 is a wasteful number, since it uses less digits than its factorization.

43694928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249 (or 240 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 43694928 is about 6610.2139148442. The cubic root of 43694928 is about 352.2170235371.

The spelling of 43694928 in words is "forty-three million, six hundred ninety-four thousand, nine hundred twenty-eight".