55206265 has 8 divisors (see below), whose sum is σ = 66769920. Its totient is φ = 43816752.

The previous prime is 55206209. The next prime is 55206301. The reversal of 55206265 is 56260255.

55206265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55206265 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 42835 + ... + 44104.

It is an arithmetic number, because the mean of its divisors is an integer number (8346240).

Almost surely, 2^55206265 is an apocalyptic number.

It is an amenable number.

55206265 is a deficient number, since it is larger than the sum of its proper divisors (11563655).

55206265 is a wasteful number, since it uses less digits than its factorization.

55206265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87071.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 55206265 is about 7430.0918567673. The cubic root of 55206265 is about 380.7700566434.

The spelling of 55206265 in words is "fifty-five million, two hundred six thousand, two hundred sixty-five".