43421054 has 16 divisors (see below), whose sum is σ = 67395888. Its totient is φ = 20964672.

The previous prime is 43421047. The next prime is 43421069. The reversal of 43421054 is 45012434.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7997 + ... + 12279.

It is an arithmetic number, because the mean of its divisors is an integer number (4212243).

Almost surely, 2^43421054 is an apocalyptic number.

43421054 is a deficient number, since it is larger than the sum of its proper divisors (23974834).

43421054 is a wasteful number, since it uses less digits than its factorization.

43421054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4459.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 43421054 is about 6589.4653804387. The cubic root of 43421054 is about 351.4795975281.

Adding to 43421054 its reverse (45012434), we get a palindrome (88433488).

The spelling of 43421054 in words is "forty-three million, four hundred twenty-one thousand, fifty-four".