43312104 has 64 divisors (see below), whose sum is σ = 131256000. Its totient is φ = 13124160.

The previous prime is 43312103. The next prime is 43312111. The reversal of 43312104 is 40121334.

43312104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (43312103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6739 + ... + 11490.

It is an arithmetic number, because the mean of its divisors is an integer number (2050875).

Almost surely, 2^43312104 is an apocalyptic number.

43312104 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

43312104 is an abundant number, since it is smaller than the sum of its proper divisors (87943896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43312104 is a wasteful number, since it uses less digits than its factorization.

43312104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18255 (or 18245 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 43312104 is about 6581.1932048831. The cubic root of 43312104 is about 351.1853794658.

Adding to 43312104 its reverse (40121334), we get a palindrome (83433438).

The spelling of 43312104 in words is "forty-three million, three hundred twelve thousand, one hundred four".