55866282 has 16 divisors (see below), whose sum is σ = 111825792. Its totient is φ = 18606560.

The previous prime is 55866281. The next prime is 55866319. The reversal of 55866282 is 28266855.

It is a super-3 number, since 3×55866282³ (a number of 24 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (55866281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5743 + ... + 12029.

It is an arithmetic number, because the mean of its divisors is an integer number (6989112).

Almost surely, 2^55866282 is an apocalyptic number.

55866282 is an abundant number, since it is smaller than the sum of its proper divisors (55959510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55866282 is a wasteful number, since it uses less digits than its factorization.

55866282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7773.

The product of its digits is 230400, while the sum is 42.

The square root of 55866282 is about 7474.3750240405. The cubic root of 55866282 is about 382.2814779846.

The spelling of 55866282 in words is "fifty-five million, eight hundred sixty-six thousand, two hundred eighty-two".