55624267 has 4 divisors (see below), whose sum is σ = 58551880. Its totient is φ = 52696656.

The previous prime is 55624259. The next prime is 55624279. The reversal of 55624267 is 76242655.

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 55624267 - 2³ = 55624259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55624207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1463778 + ... + 1463815.

It is an arithmetic number, because the mean of its divisors is an integer number (14637970).

Almost surely, 2^55624267 is an apocalyptic number.

55624267 is a deficient number, since it is larger than the sum of its proper divisors (2927613).

55624267 is a wasteful number, since it uses less digits than its factorization.

55624267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2927612.

The product of its digits is 100800, while the sum is 37.

The square root of 55624267 is about 7458.1678044946. The cubic root of 55624267 is about 381.7286593132.

The spelling of 55624267 in words is "fifty-five million, six hundred twenty-four thousand, two hundred sixty-seven".