28374303 has 4 divisors (see below), whose sum is σ = 37832408. Its totient is φ = 18916200.

The previous prime is 28374293. The next prime is 28374317. The reversal of 28374303 is 30347382.

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

It is not a de Polignac number, because 28374303 - 2⁴ = 28374287 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 (28374373) 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, 4729048 + ... + 4729053.

It is an arithmetic number, because the mean of its divisors is an integer number (9458102).

Almost surely, 2^28374303 is an apocalyptic number.

28374303 is a deficient number, since it is larger than the sum of its proper divisors (9458105).

28374303 is an equidigital number, since it uses as much as digits as its factorization.

28374303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9458104.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 28374303 is about 5326.7535141022. The cubic root of 28374303 is about 305.0060126021.

It can be divided in two parts, 2837 and 4303, that added together give a triangular number (7140 = T₁₁₉).

The spelling of 28374303 in words is "twenty-eight million, three hundred seventy-four thousand, three hundred three".