43079964 has 48 divisors (see below), whose sum is σ = 105369600. Its totient is φ = 13680576.

The previous prime is 43079957. The next prime is 43079999. The reversal of 43079964 is 46997034.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 26709 + ... + 28275.

It is an arithmetic number, because the mean of its divisors is an integer number (2195200).

Almost surely, 2^43079964 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 43079964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52684800).

43079964 is an abundant number, since it is smaller than the sum of its proper divisors (62289636).

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

43079964 is a wasteful number, since it uses less digits than its factorization.

43079964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1682 (or 1680 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 43079964 is about 6563.5328901438. The cubic root of 43079964 is about 350.5568387876.

The spelling of 43079964 in words is "forty-three million, seventy-nine thousand, nine hundred sixty-four".