1223444534 has 8 divisors (see below), whose sum is σ = 1976333520. Its totient is φ = 564666696.

The previous prime is 1223444483. The next prime is 1223444567. The reversal of 1223444534 is 4354443221.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1223444534.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 23527754 + ... + 23527805.

It is an arithmetic number, because the mean of its divisors is an integer number (247041690).

Almost surely, 2^1223444534 is an apocalyptic number.

1223444534 is a deficient number, since it is larger than the sum of its proper divisors (752888986).

1223444534 is a wasteful number, since it uses less digits than its factorization.

1223444534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47055574.

The product of its digits is 46080, while the sum is 32.

The square root of 1223444534 is about 34977.7719987995. The cubic root of 1223444534 is about 1069.5344100668.

Adding to 1223444534 its reverse (4354443221), we get a palindrome (5577887755).

The spelling of 1223444534 in words is "one billion, two hundred twenty-three million, four hundred forty-four thousand, five hundred thirty-four".