5564978 has 4 divisors (see below), whose sum is σ = 8347470. Its totient is φ = 2782488.

The previous prime is 5564957. The next prime is 5564981. The reversal of 5564978 is 8794655.

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

It can be written as a sum of positive squares in only one way, i.e., 2982529 + 2582449 = 1727^2 + 1607^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1391243 + ... + 1391246.

Almost surely, 2^5564978 is an apocalyptic number.

5564978 is a deficient number, since it is larger than the sum of its proper divisors (2782492).

5564978 is a wasteful number, since it uses less digits than its factorization.

5564978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2782491.

The product of its digits is 302400, while the sum is 44.

The square root of 5564978 is about 2359.0205594695. The cubic root of 5564978 is about 177.2098333898.

The spelling of 5564978 in words is "five million, five hundred sixty-four thousand, nine hundred seventy-eight".