43850979 has 6 divisors (see below), whose sum is σ = 63340316. Its totient is φ = 29233980.

The previous prime is 43850977. The next prime is 43851001. The reversal of 43850979 is 97905834.

It is not a de Polignac number, because 43850979 - 2¹ = 43850977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43850971) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2436157 + ... + 2436174.

Almost surely, 2^43850979 is an apocalyptic number.

43850979 is a deficient number, since it is larger than the sum of its proper divisors (19489337).

43850979 is a wasteful number, since it uses less digits than its factorization.

43850979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4872337 (or 4872334 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 43850979 is about 6622.0071730556. The cubic root of 43850979 is about 352.6358251282.

The spelling of 43850979 in words is "forty-three million, eight hundred fifty thousand, nine hundred seventy-nine".