28050263 has 4 divisors (see below), whose sum is σ = 28150368. Its totient is φ = 27950160.

The previous prime is 28050247. The next prime is 28050277. The reversal of 28050263 is 36205082.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 28050263 - 2⁴ = 28050247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28050563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49631 + ... + 50192.

It is an arithmetic number, because the mean of its divisors is an integer number (7037592).

Almost surely, 2^28050263 is an apocalyptic number.

28050263 is a deficient number, since it is larger than the sum of its proper divisors (100105).

28050263 is an equidigital number, since it uses as much as digits as its factorization.

28050263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100104.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 28050263 is about 5296.2498996932. The cubic root of 28050263 is about 303.8404886573.

The spelling of 28050263 in words is "twenty-eight million, fifty thousand, two hundred sixty-three".