54623321 has 8 divisors (see below), whose sum is σ = 57965760. Its totient is φ = 51361552.

The previous prime is 54623299. The next prime is 54623389. The reversal of 54623321 is 12332645.

54623321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54623321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54623021) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 18770 + ... + 21483.

It is an arithmetic number, because the mean of its divisors is an integer number (7245720).

Almost surely, 2^54623321 is an apocalyptic number.

It is an amenable number.

54623321 is a deficient number, since it is larger than the sum of its proper divisors (3342439).

54623321 is a wasteful number, since it uses less digits than its factorization.

54623321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40335.

The product of its digits is 4320, while the sum is 26.

The square root of 54623321 is about 7390.7591626300. The cubic root of 54623321 is about 379.4250793665.

Adding to 54623321 its reverse (12332645), we get a palindrome (66955966).

The spelling of 54623321 in words is "fifty-four million, six hundred twenty-three thousand, three hundred twenty-one".