43452842 has 16 divisors (see below), whose sum is σ = 68167872. Its totient is φ = 20734560.

The previous prime is 43452811. The next prime is 43452847. The reversal of 43452842 is 24825434.

It is a junction number, because it is equal to n+sod(n) for n = 43452799 and 43452808.

It is not an unprimeable number, because it can be changed into a prime (43452847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27617 + ... + 29147.

It is an arithmetic number, because the mean of its divisors is an integer number (4260492).

Almost surely, 2^43452842 is an apocalyptic number.

43452842 is a deficient number, since it is larger than the sum of its proper divisors (24715030).

43452842 is a wasteful number, since it uses less digits than its factorization.

43452842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2173.

The product of its digits is 30720, while the sum is 32.

The square root of 43452842 is about 6591.8769709393. The cubic root of 43452842 is about 351.5653478499.

The spelling of 43452842 in words is "forty-three million, four hundred fifty-two thousand, eight hundred forty-two".