43404044 has 12 divisors (see below), whose sum is σ = 76461168. Its totient is φ = 21558000.

The previous prime is 43404041. The next prime is 43404047. The reversal of 43404044 is 44040434.

It is an interprime number because it is at equal distance from previous prime (43404041) and next prime (43404047).

It is a super-2 number, since 2×43404044² = 3767822071107872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43404041) by changing a digit.

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, 35327 + ... + 36534.

It is an arithmetic number, because the mean of its divisors is an integer number (6371764).

Almost surely, 2^43404044 is an apocalyptic number.

It is an amenable number.

43404044 is a deficient number, since it is larger than the sum of its proper divisors (33057124).

43404044 is a wasteful number, since it uses less digits than its factorization.

43404044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72016 (or 72014 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 43404044 is about 6588.1745574931. The cubic root of 43404044 is about 351.4336946900.

Adding to 43404044 its reverse (44040434), we get a palindrome (87444478).

The spelling of 43404044 in words is "forty-three million, four hundred four thousand, forty-four".