43116404 has 12 divisors (see below), whose sum is σ = 75500964. Its totient is φ = 21544704.

The previous prime is 43116331. The next prime is 43116413. The reversal of 43116404 is 40461134.

It can be written as a sum of positive squares in 2 ways, for example, as 22848400 + 20268004 = 4780^2 + 4502^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 43116404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8294 + ... + 12450.

It is an arithmetic number, because the mean of its divisors is an integer number (6291747).

Almost surely, 2^43116404 is an apocalyptic number.

It is an amenable number.

43116404 is a deficient number, since it is larger than the sum of its proper divisors (32384560).

43116404 is a wasteful number, since it uses less digits than its factorization.

43116404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6754 (or 6752 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 43116404 is about 6566.3082474097. The cubic root of 43116404 is about 350.6556526361.

Adding to 43116404 its reverse (40461134), we get a palindrome (83577538).

The spelling of 43116404 in words is "forty-three million, one hundred sixteen thousand, four hundred four".