28463003 has 4 divisors (see below), whose sum is σ = 28474728. Its totient is φ = 28451280.

The previous prime is 28462999. The next prime is 28463041. The reversal of 28463003 is 30036482.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 28463003 - 2² = 28462999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28463063) 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, 713 + ... + 7578.

It is an arithmetic number, because the mean of its divisors is an integer number (7118682).

Almost surely, 2^28463003 is an apocalyptic number.

28463003 is a deficient number, since it is larger than the sum of its proper divisors (11725).

28463003 is an equidigital number, since it uses as much as digits as its factorization.

28463003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11724.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 28463003 is about 5335.0729142159. The cubic root of 28463003 is about 305.3235051734.

Adding to 28463003 its reverse (30036482), we get a palindrome (58499485).

The spelling of 28463003 in words is "twenty-eight million, four hundred sixty-three thousand, three".