28296003 has 8 divisors (see below), whose sum is σ = 39368448. Its totient is φ = 18043784.

The previous prime is 28295989. The next prime is 28296019. The reversal of 28296003 is 30069282.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 28296003 - 2⁸ = 28295747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28296403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204975 + ... + 205112.

It is an arithmetic number, because the mean of its divisors is an integer number (4921056).

Almost surely, 2^28296003 is an apocalyptic number.

28296003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

28296003 is a deficient number, since it is larger than the sum of its proper divisors (11072445).

28296003 is a wasteful number, since it uses less digits than its factorization.

28296003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410113.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 28296003 is about 5319.3987442191. The cubic root of 28296003 is about 304.7251954572.

The spelling of 28296003 in words is "twenty-eight million, two hundred ninety-six thousand, three".