43423901 has 8 divisors (see below), whose sum is σ = 45331200. Its totient is φ = 41548320.

The previous prime is 43423883. The next prime is 43423909. The reversal of 43423901 is 10932434.

43423901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43423901 - 2⁶ = 43423837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43423909) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5111 + ... + 10628.

It is an arithmetic number, because the mean of its divisors is an integer number (5666400).

Almost surely, 2^43423901 is an apocalyptic number.

It is an amenable number.

43423901 is a deficient number, since it is larger than the sum of its proper divisors (1907299).

43423901 is a wasteful number, since it uses less digits than its factorization.

43423901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15859.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 43423901 is about 6589.6814035278. The cubic root of 43423901 is about 351.4872792128.

The spelling of 43423901 in words is "forty-three million, four hundred twenty-three thousand, nine hundred one".