55614321 has 24 divisors (see below), whose sum is σ = 92199744. Its totient is φ = 31644000.

The previous prime is 55614287. The next prime is 55614353. The reversal of 55614321 is 12341655.

55614321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55614321 - 2¹³ = 55606129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55614421) 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 23 ways as a sum of consecutive naturals, for example, 14055 + ... + 17571.

It is an arithmetic number, because the mean of its divisors is an integer number (3841656).

Almost surely, 2^55614321 is an apocalyptic number.

It is an amenable number.

55614321 is a deficient number, since it is larger than the sum of its proper divisors (36585423).

55614321 is a wasteful number, since it uses less digits than its factorization.

55614321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3781 (or 3778 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 55614321 is about 7457.5009889372. The cubic root of 55614321 is about 381.7059060572.

Adding to 55614321 its reverse (12341655), we get a palindrome (67955976).

The spelling of 55614321 in words is "fifty-five million, six hundred fourteen thousand, three hundred twenty-one".