55564282 has 4 divisors (see below), whose sum is σ = 83346426. Its totient is φ = 27782140.

The previous prime is 55564231. The next prime is 55564283. The reversal of 55564282 is 28246555.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28246555 = 5 ⋅5649311.

It can be written as a sum of positive squares in only one way, i.e., 53158681 + 2405601 = 7291^2 + 1551^2 .

It is not an unprimeable number, because it can be changed into a prime (55564283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13891069 + ... + 13891072.

Almost surely, 2^55564282 is an apocalyptic number.

55564282 is a deficient number, since it is larger than the sum of its proper divisors (27782144).

55564282 is a wasteful number, since it uses less digits than its factorization.

55564282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27782143.

The product of its digits is 96000, while the sum is 37.

The square root of 55564282 is about 7454.1452897029. The cubic root of 55564282 is about 381.5913917090.

The spelling of 55564282 in words is "fifty-five million, five hundred sixty-four thousand, two hundred eighty-two".