55547627 has 4 divisors (see below), whose sum is σ = 55581840. Its totient is φ = 55513416.

The previous prime is 55547617. The next prime is 55547669. The reversal of 55547627 is 72674555.

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 55547627 - 2⁶ = 55547563 is a prime.

It is a super-2 number, since 2×55547627² = 6171077730662258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55547617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14543 + ... + 17960.

It is an arithmetic number, because the mean of its divisors is an integer number (13895460).

Almost surely, 2^55547627 is an apocalyptic number.

55547627 is a deficient number, since it is larger than the sum of its proper divisors (34213).

55547627 is a wasteful number, since it uses less digits than its factorization.

55547627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34212.

The product of its digits is 294000, while the sum is 41.

The square root of 55547627 is about 7453.0280423463. The cubic root of 55547627 is about 381.5532614599.

The spelling of 55547627 in words is "fifty-five million, five hundred forty-seven thousand, six hundred twenty-seven".