55224527 has 4 divisors (see below), whose sum is σ = 55388736. Its totient is φ = 55060320.

The previous prime is 55224511. The next prime is 55224529. The reversal of 55224527 is 72542255.

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 55224527 - 2⁴ = 55224511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55224493 and 55224502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55224529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81599 + ... + 82272.

It is an arithmetic number, because the mean of its divisors is an integer number (13847184).

Almost surely, 2^55224527 is an apocalyptic number.

55224527 is a deficient number, since it is larger than the sum of its proper divisors (164209).

55224527 is a wasteful number, since it uses less digits than its factorization.

55224527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164208.

The product of its digits is 28000, while the sum is 32.

The square root of 55224527 is about 7431.3206767034. The cubic root of 55224527 is about 380.8120377251.

The spelling of 55224527 in words is "fifty-five million, two hundred twenty-four thousand, five hundred twenty-seven".