43421348 has 6 divisors (see below), whose sum is σ = 75987366. Its totient is φ = 21710672.

The previous prime is 43421341. The next prime is 43421351. The reversal of 43421348 is 84312434.

It can be written as a sum of positive squares in only one way, i.e., 42484324 + 937024 = 6518^2 + 968^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 43421348.

It is not an unprimeable number, because it can be changed into a prime (43421341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5427665 + ... + 5427672.

It is an arithmetic number, because the mean of its divisors is an integer number (12664561).

Almost surely, 2^43421348 is an apocalyptic number.

It is an amenable number.

43421348 is a deficient number, since it is larger than the sum of its proper divisors (32566018).

43421348 is a wasteful number, since it uses less digits than its factorization.

43421348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10855341 (or 10855339 counting only the distinct ones).

The product of its digits is 9216, while the sum is 29.

The square root of 43421348 is about 6589.4876887357. The cubic root of 43421348 is about 351.4803908051.

The spelling of 43421348 in words is "forty-three million, four hundred twenty-one thousand, three hundred forty-eight".