43946072 has 16 divisors (see below), whose sum is σ = 82469400. Its totient is φ = 21954240.

The previous prime is 43946057. The next prime is 43946087. The reversal of 43946072 is 27064934.

It is an interprime number because it is at equal distance from previous prime (43946057) and next prime (43946087).

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

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 3 ways as a sum of consecutive naturals, for example, 16172 + ... + 18692.

Almost surely, 2^43946072 is an apocalyptic number.

It is an amenable number.

43946072 is a deficient number, since it is larger than the sum of its proper divisors (38523328).

43946072 is a wasteful number, since it uses less digits than its factorization.

43946072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4706 (or 4702 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 43946072 is about 6629.1833584537. The cubic root of 43946072 is about 352.8905437911.

The spelling of 43946072 in words is "forty-three million, nine hundred forty-six thousand, seventy-two".