4223534447 has 4 divisors (see below), whose sum is σ = 4607492136. Its totient is φ = 3839576760.

The previous prime is 4223534429. The next prime is 4223534449. The reversal of 4223534447 is 7444353224.

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 4223534447 - 2¹⁸ = 4223272303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4223534447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223534449) 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, 191978828 + ... + 191978849.

It is an arithmetic number, because the mean of its divisors is an integer number (1151873034).

Almost surely, 2^4223534447 is an apocalyptic number.

4223534447 is a deficient number, since it is larger than the sum of its proper divisors (383957689).

4223534447 is a wasteful number, since it uses less digits than its factorization.

4223534447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383957688.

The product of its digits is 322560, while the sum is 38.

The square root of 4223534447 is about 64988.7255375884. The cubic root of 4223534447 is about 1616.4366180803.

The spelling of 4223534447 in words is "four billion, two hundred twenty-three million, five hundred thirty-four thousand, four hundred forty-seven".