43144100 has 18 divisors (see below), whose sum is σ = 93622914. Its totient is φ = 17257600.

The previous prime is 43144081. The next prime is 43144111. The reversal of 43144100 is 144134.

It can be written as a sum of positive squares in 3 ways, for example, as 5476 + 43138624 = 74^2 + 6568^2 .

It is a super-2 number, since 2×43144100² = 3722826729620000, which contains 22 as substring.

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 in 5 ways as a sum of consecutive naturals, for example, 215621 + ... + 215820.

It is an arithmetic number, because the mean of its divisors is an integer number (5201273).

Almost surely, 2^43144100 is an apocalyptic number.

It is an amenable number.

43144100 is an abundant number, since it is smaller than the sum of its proper divisors (50478814).

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

43144100 is a wasteful number, since it uses less digits than its factorization.

43144100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431455 (or 431448 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 43144100 is about 6568.4168564427. The cubic root of 43144100 is about 350.7307182672.

Adding to 43144100 its reverse (144134), we get a palindrome (43288234).

The spelling of 43144100 in words is "forty-three million, one hundred forty-four thousand, one hundred".