5687147 has 4 divisors (see below), whose sum is σ = 5693976. Its totient is φ = 5680320.

The previous prime is 5687119. The next prime is 5687179. The reversal of 5687147 is 7417865.

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 5687147 - 2¹⁸ = 5425003 is a prime.

It is a super-4 number, since 4×5687147⁴ (a number of 28 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5687147.

It is not an unprimeable number, because it can be changed into a prime (5687107) 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, 1958 + ... + 3899.

It is an arithmetic number, because the mean of its divisors is an integer number (1423494).

Almost surely, 2^5687147 is an apocalyptic number.

5687147 is a deficient number, since it is larger than the sum of its proper divisors (6829).

5687147 is an equidigital number, since it uses as much as digits as its factorization.

5687147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6828.

The product of its digits is 47040, while the sum is 38.

The square root of 5687147 is about 2384.7739934845. The cubic root of 5687147 is about 178.4972315294.

The spelling of 5687147 in words is "five million, six hundred eighty-seven thousand, one hundred forty-seven".