5667427 has 2 divisors, whose sum is σ = 5667428. Its totient is φ = 5667426.

The previous prime is 5667421. The next prime is 5667437. The reversal of 5667427 is 7247665.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5667427 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5667421) 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 as a sum of consecutive naturals, namely, 2833713 + 2833714.

It is an arithmetic number, because the mean of its divisors is an integer number (2833714).

Almost surely, 2^5667427 is an apocalyptic number.

5667427 is a deficient number, since it is larger than the sum of its proper divisors (1).

5667427 is an equidigital number, since it uses as much as digits as its factorization.

5667427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70560, while the sum is 37.

The square root of 5667427 is about 2380.6358394345. The cubic root of 5667427 is about 178.2906814662.

The spelling of 5667427 in words is "five million, six hundred sixty-seven thousand, four hundred twenty-seven".