28898599 has 2 divisors, whose sum is σ = 28898600. Its totient is φ = 28898598.

The previous prime is 28898543. The next prime is 28898609. The reversal of 28898599 is 99589882.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28898599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28898509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14449299 + 14449300.

It is an arithmetic number, because the mean of its divisors is an integer number (14449300).

Almost surely, 2^28898599 is an apocalyptic number.

28898599 is a deficient number, since it is larger than the sum of its proper divisors (1).

28898599 is an equidigital number, since it uses as much as digits as its factorization.

28898599 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3732480, while the sum is 58.

The square root of 28898599 is about 5375.7417162658. The cubic root of 28898599 is about 306.8731770403.

The spelling of 28898599 in words is "twenty-eight million, eight hundred ninety-eight thousand, five hundred ninety-nine".