28464003 has 24 divisors (see below), whose sum is σ = 42202160. Its totient is φ = 18480960.

The previous prime is 28463959. The next prime is 28464011. The reversal of 28464003 is 30046482.

It is not a de Polignac number, because 28464003 - 2¹⁶ = 28398467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28464053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76125 + ... + 76497.

Almost surely, 2^28464003 is an apocalyptic number.

28464003 is a deficient number, since it is larger than the sum of its proper divisors (13738157).

28464003 is a wasteful number, since it uses less digits than its factorization.

28464003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579 (or 576 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 28464003 is about 5335.1666328241. The cubic root of 28464003 is about 305.3270808084.

The spelling of 28464003 in words is "twenty-eight million, four hundred sixty-four thousand, three".