43424546 has 16 divisors (see below), whose sum is σ = 71765568. Its totient is φ = 19542000.

The previous prime is 43424527. The next prime is 43424581. The reversal of 43424546 is 64542434.

It is a super-2 number, since 2×43424546² = 3771382390612232, which contains 22 as substring.

It is a Curzon 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, 7550 + ... + 11993.

It is an arithmetic number, because the mean of its divisors is an integer number (4485348).

Almost surely, 2^43424546 is an apocalyptic number.

43424546 is a deficient number, since it is larger than the sum of its proper divisors (28341022).

43424546 is a wasteful number, since it uses less digits than its factorization.

43424546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19657.

The product of its digits is 46080, while the sum is 32.

The square root of 43424546 is about 6589.7303434966. The cubic root of 43424546 is about 351.4890194846.

It can be divided in two parts, 4342 and 4546, that added together give a palindrome (8888).

The spelling of 43424546 in words is "forty-three million, four hundred twenty-four thousand, five hundred forty-six".