43979152 has 40 divisors (see below), whose sum is σ = 97896512. Its totient is φ = 18748800.

The previous prime is 43979149. The next prime is 43979171. The reversal of 43979152 is 25197934.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22702 + ... + 24562.

Almost surely, 2^43979152 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 43979152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48948256).

43979152 is an abundant number, since it is smaller than the sum of its proper divisors (53917360).

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

43979152 is a wasteful number, since it uses less digits than its factorization.

43979152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087 (or 2081 counting only the distinct ones).

The product of its digits is 68040, while the sum is 40.

The square root of 43979152 is about 6631.6779173901. The cubic root of 43979152 is about 352.9790666162.

The spelling of 43979152 in words is "forty-three million, nine hundred seventy-nine thousand, one hundred fifty-two".