43625616 has 40 divisors (see below), whose sum is σ = 113013600. Its totient is φ = 14501376.

The previous prime is 43625611. The next prime is 43625639. The reversal of 43625616 is 61652634.

It is not an unprimeable number, because it can be changed into a prime (43625611) by changing a digit.

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, 19735 + ... + 21833.

It is an arithmetic number, because the mean of its divisors is an integer number (2825340).

Almost surely, 2^43625616 is an apocalyptic number.

It is an amenable number.

43625616 is an abundant number, since it is smaller than the sum of its proper divisors (69387984).

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

43625616 is a wasteful number, since it uses less digits than its factorization.

43625616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2543 (or 2537 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 43625616 is about 6604.9690385345. The cubic root of 43625616 is about 352.0306877515.

The spelling of 43625616 in words is "forty-three million, six hundred twenty-five thousand, six hundred sixteen".