43149950 has 48 divisors (see below), whose sum is σ = 86177520. Its totient is φ = 16024320.

The previous prime is 43149947. The next prime is 43149971. The reversal of 43149950 is 5994134.

It is a self number, because there is not a number n which added to its sum of digits gives 43149950.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49922 + ... + 50778.

It is an arithmetic number, because the mean of its divisors is an integer number (1795365).

Almost surely, 2^43149950 is an apocalyptic number.

43149950 is a deficient number, since it is larger than the sum of its proper divisors (43027570).

43149950 is a wasteful number, since it uses less digits than its factorization.

43149950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941 (or 936 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 43149950 is about 6568.8621541329. The cubic root of 43149950 is about 350.7465696580.

The spelling of 43149950 in words is "forty-three million, one hundred forty-nine thousand, nine hundred fifty".