28058803 has 2 divisors, whose sum is σ = 28058804. Its totient is φ = 28058802.

The previous prime is 28058773. The next prime is 28058819. The reversal of 28058803 is 30885082.

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-28058803 is a prime.

It is not a weakly prime, because it can be changed into another prime (28058893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14029401 + 14029402.

It is an arithmetic number, because the mean of its divisors is an integer number (14029402).

Almost surely, 2^28058803 is an apocalyptic number.

28058803 is a deficient number, since it is larger than the sum of its proper divisors (1).

28058803 is an equidigital number, since it uses as much as digits as its factorization.

28058803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 28058803 is about 5297.0560691765. The cubic root of 28058803 is about 303.8713206259.

The spelling of 28058803 in words is "twenty-eight million, fifty-eight thousand, eight hundred three".