43838064 has 40 divisors (see below), whose sum is σ = 125832720. Its totient is φ = 14612544.

The previous prime is 43838063. The next prime is 43838071. The reversal of 43838064 is 46083834.

43838064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43838063) 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 7 ways as a sum of consecutive naturals, for example, 50307 + ... + 51170.

It is an arithmetic number, because the mean of its divisors is an integer number (3145818).

Almost surely, 2^43838064 is an apocalyptic number.

It is an amenable number.

43838064 is an abundant number, since it is smaller than the sum of its proper divisors (81994656).

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

43838064 is a wasteful number, since it uses less digits than its factorization.

43838064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101494 (or 101482 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 43838064 is about 6621.0319437381. The cubic root of 43838064 is about 352.6012022686.

The spelling of 43838064 in words is "forty-three million, eight hundred thirty-eight thousand, sixty-four".