28846877 has 2 divisors, whose sum is σ = 28846878. Its totient is φ = 28846876.

The previous prime is 28846859. The next prime is 28846897. The reversal of 28846877 is 77864882.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25512601 + 3334276 = 5051^2 + 1826^2 .

It is a cyclic number.

It is not a de Polignac number, because 28846877 - 2⁶ = 28846813 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28846837) 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, 14423438 + 14423439.

It is an arithmetic number, because the mean of its divisors is an integer number (14423439).

Almost surely, 2^28846877 is an apocalyptic number.

It is an amenable number.

28846877 is a deficient number, since it is larger than the sum of its proper divisors (1).

28846877 is an equidigital number, since it uses as much as digits as its factorization.

28846877 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1204224, while the sum is 50.

The square root of 28846877 is about 5370.9288768331. The cubic root of 28846877 is about 306.6899896933.

The spelling of 28846877 in words is "twenty-eight million, eight hundred forty-six thousand, eight hundred seventy-seven".