43426541 has 4 divisors (see below), whose sum is σ = 43447392. Its totient is φ = 43405692.

The previous prime is 43426531. The next prime is 43426549. The reversal of 43426541 is 14562434.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43426541 - 2⁶ = 43426477 is a prime.

It is a pancake number, because a pancake can be divided into 43426541 parts by 9319 straight cuts.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43426549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6905 + ... + 11598.

It is an arithmetic number, because the mean of its divisors is an integer number (10861848).

Almost surely, 2^43426541 is an apocalyptic number.

It is an amenable number.

43426541 is a deficient number, since it is larger than the sum of its proper divisors (20851).

43426541 is a wasteful number, since it uses less digits than its factorization.

43426541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20850.

The product of its digits is 11520, while the sum is 29.

The square root of 43426541 is about 6589.8817136577. The cubic root of 43426541 is about 351.4944020767.

Adding to 43426541 its reverse (14562434), we get a palindrome (57988975).

The spelling of 43426541 in words is "forty-three million, four hundred twenty-six thousand, five hundred forty-one".