43421514 has 32 divisors (see below), whose sum is σ = 91570176. Its totient is φ = 13706160.

The previous prime is 43421489. The next prime is 43421527. The reversal of 43421514 is 41512434.

43421514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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, 6259 + ... + 11225.

It is an arithmetic number, because the mean of its divisors is an integer number (2861568).

Almost surely, 2^43421514 is an apocalyptic number.

43421514 is an abundant number, since it is smaller than the sum of its proper divisors (48148662).

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

43421514 is a wasteful number, since it uses less digits than its factorization.

43421514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050.

The product of its digits is 1920, while the sum is 24.

The square root of 43421514 is about 6589.5002845436. The cubic root of 43421514 is about 351.4808387082.

Adding to 43421514 its reverse (41512434), we get a palindrome (84933948).

The spelling of 43421514 in words is "forty-three million, four hundred twenty-one thousand, five hundred fourteen".