55224635 has 4 divisors (see below), whose sum is σ = 66269568. Its totient is φ = 44179704.

The previous prime is 55224629. The next prime is 55224643. The reversal of 55224635 is 53642255.

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 55224635 - 2⁶ = 55224571 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5522459 + ... + 5522468.

It is an arithmetic number, because the mean of its divisors is an integer number (16567392).

Almost surely, 2^55224635 is an apocalyptic number.

55224635 is a deficient number, since it is larger than the sum of its proper divisors (11044933).

55224635 is a wasteful number, since it uses less digits than its factorization.

55224635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11044932.

The product of its digits is 36000, while the sum is 32.

The square root of 55224635 is about 7431.3279432414. The cubic root of 55224635 is about 380.8122859704.

The spelling of 55224635 in words is "fifty-five million, two hundred twenty-four thousand, six hundred thirty-five".