5667887 has 4 divisors (see below), whose sum is σ = 5696856. Its totient is φ = 5638920.

The previous prime is 5667869. The next prime is 5667901. The reversal of 5667887 is 7887665.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7887665 = 5 ⋅1577533.

It is a cyclic number.

It is not a de Polignac number, because 5667887 - 2⁸ = 5667631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5667287) 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, 14189 + ... + 14582.

It is an arithmetic number, because the mean of its divisors is an integer number (1424214).

Almost surely, 2^5667887 is an apocalyptic number.

5667887 is a deficient number, since it is larger than the sum of its proper divisors (28969).

5667887 is a wasteful number, since it uses less digits than its factorization.

5667887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28968.

The product of its digits is 564480, while the sum is 47.

The square root of 5667887 is about 2380.7324503186. The cubic root of 5667887 is about 178.2955050246.

It can be divided in two parts, 56678 and 87, that added together give a palindrome (56765).

The spelling of 5667887 in words is "five million, six hundred sixty-seven thousand, eight hundred eighty-seven".