55685822 has 8 divisors (see below), whose sum is σ = 83814696. Its totient is φ = 27747592.

The previous prime is 55685813. The next prime is 55685837. The reversal of 55685822 is 22858655.

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

It is a self number, because there is not a number n which added to its sum of digits gives 55685822.

It is a congruent 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, 46928 + ... + 48099.

It is an arithmetic number, because the mean of its divisors is an integer number (10476837).

Almost surely, 2^55685822 is an apocalyptic number.

55685822 is a deficient number, since it is larger than the sum of its proper divisors (28128874).

55685822 is a wasteful number, since it uses less digits than its factorization.

55685822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95322.

The product of its digits is 192000, while the sum is 41.

The square root of 55685822 is about 7462.2933472224. The cubic root of 55685822 is about 381.8694170956.

The spelling of 55685822 in words is "fifty-five million, six hundred eighty-five thousand, eight hundred twenty-two".