5667889 has 4 divisors (see below), whose sum is σ = 5673024. Its totient is φ = 5662756.

The previous prime is 5667869. The next prime is 5667901. The reversal of 5667889 is 9887665.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5667889 - 2²¹ = 3570737 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (5667869) 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, 157 + ... + 3370.

It is an arithmetic number, because the mean of its divisors is an integer number (1418256).

Almost surely, 2^5667889 is an apocalyptic number.

It is an amenable number.

5667889 is a deficient number, since it is larger than the sum of its proper divisors (5135).

5667889 is a wasteful number, since it uses less digits than its factorization.

5667889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5134.

The product of its digits is 725760, while the sum is 49.

The square root of 5667889 is about 2380.7328703574. The cubic root of 5667889 is about 178.2955259960.

It can be divided in two parts, 5667 and 889, that added together give a palindrome (6556).

The spelling of 5667889 in words is "five million, six hundred sixty-seven thousand, eight hundred eighty-nine".