28027607 has 2 divisors, whose sum is σ = 28027608. Its totient is φ = 28027606.

The previous prime is 28027589. The next prime is 28027621. The reversal of 28027607 is 70672082.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 28027607 - 2¹⁶ = 27962071 is a prime.

It is a Chen prime.

It is equal to p_1743089 and since 28027607 and 1743089 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28027697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14013803 + 14013804.

It is an arithmetic number, because the mean of its divisors is an integer number (14013804).

Almost surely, 2^28027607 is an apocalyptic number.

28027607 is a deficient number, since it is larger than the sum of its proper divisors (1).

28027607 is an equidigital number, since it uses as much as digits as its factorization.

28027607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 28027607 is about 5294.1105957469. The cubic root of 28027607 is about 303.7586633487.

Adding to 28027607 its reverse (70672082), we get a palindrome (98699689).

The spelling of 28027607 in words is "twenty-eight million, twenty-seven thousand, six hundred seven".