43379928 has 64 divisors (see below), whose sum is σ = 121164000. Its totient is φ = 14380416.

The previous prime is 43379899. The next prime is 43379933. The reversal of 43379928 is 82997334.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49026 + ... + 49902.

Almost surely, 2^43379928 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 43379928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60582000).

43379928 is an abundant number, since it is smaller than the sum of its proper divisors (77784072).

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

43379928 is a wasteful number, since it uses less digits than its factorization.

43379928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121 (or 1111 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 43379928 is about 6586.3440541776. The cubic root of 43379928 is about 351.3685951867.

The spelling of 43379928 in words is "forty-three million, three hundred seventy-nine thousand, nine hundred twenty-eight".