28798463 has 2 divisors, whose sum is σ = 28798464. Its totient is φ = 28798462.

The previous prime is 28798457. The next prime is 28798487. The reversal of 28798463 is 36489782.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28798463 - 2⁴ = 28798447 is a prime.

It is a Chen prime.

It is a plaindrome in base 8.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28791463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14399231 + 14399232.

It is an arithmetic number, because the mean of its divisors is an integer number (14399232).

Almost surely, 2^28798463 is an apocalyptic number.

28798463 is a deficient number, since it is larger than the sum of its proper divisors (1).

28798463 is an equidigital number, since it uses as much as digits as its factorization.

28798463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 47.

The square root of 28798463 is about 5366.4199425688. The cubic root of 28798463 is about 306.5183200012.

The spelling of 28798463 in words is "twenty-eight million, seven hundred ninety-eight thousand, four hundred sixty-three".