43322473 has 4 divisors (see below), whose sum is σ = 43390080. Its totient is φ = 43254868.

The previous prime is 43322459. The next prime is 43322483. The reversal of 43322473 is 37422334.

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 a de Polignac number, because none of the positive numbers 2^k-43322473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43322483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32833 + ... + 34126.

It is an arithmetic number, because the mean of its divisors is an integer number (10847520).

Almost surely, 2^43322473 is an apocalyptic number.

It is an amenable number.

43322473 is a deficient number, since it is larger than the sum of its proper divisors (67607).

43322473 is an equidigital number, since it uses as much as digits as its factorization.

43322473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67606.

The product of its digits is 12096, while the sum is 28.

The square root of 43322473 is about 6581.9809328195. The cubic root of 43322473 is about 351.2134020455.

The spelling of 43322473 in words is "forty-three million, three hundred twenty-two thousand, four hundred seventy-three".