43404104 has 8 divisors (see below), whose sum is σ = 81382710. Its totient is φ = 21702048.

The previous prime is 43404079. The next prime is 43404131. The reversal of 43404104 is 40140434.

It can be written as a sum of positive squares in only one way, i.e., 23136100 + 20268004 = 4810^2 + 4502^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 2712749 + ... + 2712764.

Almost surely, 2^43404104 is an apocalyptic number.

It is an amenable number.

43404104 is a deficient number, since it is larger than the sum of its proper divisors (37978606).

43404104 is a wasteful number, since it uses less digits than its factorization.

43404104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5425519 (or 5425515 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 43404104 is about 6588.1791111050. The cubic root of 43404104 is about 351.4338566259.

Adding to 43404104 its reverse (40140434), we get a palindrome (83544538).

The spelling of 43404104 in words is "forty-three million, four hundred four thousand, one hundred four".