5687918 has 8 divisors (see below), whose sum is σ = 8563512. Its totient is φ = 2833416.

The previous prime is 5687917. The next prime is 5687951. The reversal of 5687918 is 8197865.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×5687918² = 64704822349448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5687917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4580 + ... + 5687.

It is an arithmetic number, because the mean of its divisors is an integer number (1070439).

Almost surely, 2^5687918 is an apocalyptic number.

5687918 is a deficient number, since it is larger than the sum of its proper divisors (2875594).

5687918 is a wasteful number, since it uses less digits than its factorization.

5687918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10546.

The product of its digits is 120960, while the sum is 44.

The square root of 5687918 is about 2384.9356385446. The cubic root of 5687918 is about 178.5052973866.

The spelling of 5687918 in words is "five million, six hundred eighty-seven thousand, nine hundred eighteen".