5687747 has 4 divisors (see below), whose sum is σ = 6125280. Its totient is φ = 5250216.

The previous prime is 5687743. The next prime is 5687761. The reversal of 5687747 is 7477865.

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

It is a cyclic number.

It is not a de Polignac number, because 5687747 - 2² = 5687743 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5687698 and 5687707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5687743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218747 + ... + 218772.

It is an arithmetic number, because the mean of its divisors is an integer number (1531320).

Almost surely, 2^5687747 is an apocalyptic number.

5687747 is a deficient number, since it is larger than the sum of its proper divisors (437533).

5687747 is a wasteful number, since it uses less digits than its factorization.

5687747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437532.

The product of its digits is 329280, while the sum is 44.

The square root of 5687747 is about 2384.8997882511. The cubic root of 5687747 is about 178.5035085240.

The spelling of 5687747 in words is "five million, six hundred eighty-seven thousand, seven hundred forty-seven".