43951016 has 32 divisors (see below), whose sum is σ = 86244480. Its totient is φ = 20976000.

The previous prime is 43951013. The next prime is 43951021. The reversal of 43951016 is 61015934.

43951016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 43951016.

It is not an unprimeable number, because it can be changed into a prime (43951013) 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, 13991 + ... + 16841.

It is an arithmetic number, because the mean of its divisors is an integer number (2695140).

Almost surely, 2^43951016 is an apocalyptic number.

It is an amenable number.

43951016 is a deficient number, since it is larger than the sum of its proper divisors (42293464).

43951016 is a wasteful number, since it uses less digits than its factorization.

43951016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2945 (or 2941 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 43951016 is about 6629.5562445763. The cubic root of 43951016 is about 352.9037768693.

The spelling of 43951016 in words is "forty-three million, nine hundred fifty-one thousand, sixteen".