55286366 has 4 divisors (see below), whose sum is σ = 82929552. Its totient is φ = 27643182.

The previous prime is 55286353. The next prime is 55286377. The reversal of 55286366 is 66368255.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13821590 + ... + 13821593.

It is an arithmetic number, because the mean of its divisors is an integer number (20732388).

Almost surely, 2^55286366 is an apocalyptic number.

55286366 is a deficient number, since it is larger than the sum of its proper divisors (27643186).

55286366 is a wasteful number, since it uses less digits than its factorization.

55286366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27643185.

The product of its digits is 259200, while the sum is 41.

The square root of 55286366 is about 7435.4802131402. The cubic root of 55286366 is about 380.9541258665.

The spelling of 55286366 in words is "fifty-five million, two hundred eighty-six thousand, three hundred sixty-six".