43222847 has 4 divisors (see below), whose sum is σ = 44713320. Its totient is φ = 41732376.

The previous prime is 43222841. The next prime is 43222859. The reversal of 43222847 is 74822234.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43222847 - 2⁸ = 43222591 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 (43222841) 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, 745193 + ... + 745250.

It is an arithmetic number, because the mean of its divisors is an integer number (11178330).

Almost surely, 2^43222847 is an apocalyptic number.

43222847 is a deficient number, since it is larger than the sum of its proper divisors (1490473).

43222847 is a wasteful number, since it uses less digits than its factorization.

43222847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1490472.

The product of its digits is 21504, while the sum is 32.

The square root of 43222847 is about 6574.4084905032. The cubic root of 43222847 is about 350.9439741964.

The spelling of 43222847 in words is "forty-three million, two hundred twenty-two thousand, eight hundred forty-seven".