43421754 has 16 divisors (see below), whose sum is σ = 88067520. Its totient is φ = 14269920.

The previous prime is 43421753. The next prime is 43421767. The reversal of 43421754 is 45712434.

It is not an unprimeable number, because it can be changed into a prime (43421753) 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 7 ways as a sum of consecutive naturals, for example, 50539 + ... + 51390.

It is an arithmetic number, because the mean of its divisors is an integer number (5504220).

Almost surely, 2^43421754 is an apocalyptic number.

43421754 is an abundant number, since it is smaller than the sum of its proper divisors (44645766).

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

43421754 is a wasteful number, since it uses less digits than its factorization.

43421754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102005.

The product of its digits is 13440, while the sum is 30.

The square root of 43421754 is about 6589.5184953075. The cubic root of 43421754 is about 351.4814862769.

The spelling of 43421754 in words is "forty-three million, four hundred twenty-one thousand, seven hundred fifty-four".