28562083 has 4 divisors (see below), whose sum is σ = 31158648. Its totient is φ = 25965520.

The previous prime is 28562081. The next prime is 28562087. The reversal of 28562083 is 38026582.

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 28562083 - 2¹ = 28562081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28562081) 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, 1298266 + ... + 1298287.

It is an arithmetic number, because the mean of its divisors is an integer number (7789662).

Almost surely, 2^28562083 is an apocalyptic number.

28562083 is a deficient number, since it is larger than the sum of its proper divisors (2596565).

28562083 is a wasteful number, since it uses less digits than its factorization.

28562083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2596564.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 28562083 is about 5344.3505685911. The cubic root of 28562083 is about 305.6773729499.

The spelling of 28562083 in words is "twenty-eight million, five hundred sixty-two thousand, eighty-three".