43472856 has 64 divisors (see below), whose sum is σ = 128505600. Its totient is φ = 11991168.

The previous prime is 43472843. The next prime is 43472861. The reversal of 43472856 is 65827434.

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, 411 + ... + 9333.

It is an arithmetic number, because the mean of its divisors is an integer number (2007900).

Almost surely, 2^43472856 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 43472856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64252800).

43472856 is an abundant number, since it is smaller than the sum of its proper divisors (85032744).

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

43472856 is a wasteful number, since it uses less digits than its factorization.

43472856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8968 (or 8964 counting only the distinct ones).

The product of its digits is 161280, while the sum is 39.

The square root of 43472856 is about 6593.3948766929. The cubic root of 43472856 is about 351.6193155426.

The spelling of 43472856 in words is "forty-three million, four hundred seventy-two thousand, eight hundred fifty-six".