5563918 has 4 divisors (see below), whose sum is σ = 8345880. Its totient is φ = 2781958.

The previous prime is 5563843. The next prime is 5563919. The reversal of 5563918 is 8193655.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5563919) by changing a digit.

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, 1390978 + ... + 1390981.

It is an arithmetic number, because the mean of its divisors is an integer number (2086470).

Almost surely, 2^5563918 is an apocalyptic number.

5563918 is a deficient number, since it is larger than the sum of its proper divisors (2781962).

5563918 is a wasteful number, since it uses less digits than its factorization.

5563918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2781961.

The product of its digits is 32400, while the sum is 37.

The square root of 5563918 is about 2358.7958792570. The cubic root of 5563918 is about 177.1985812128.

The spelling of 5563918 in words is "five million, five hundred sixty-three thousand, nine hundred eighteen".