4281903 has 24 divisors (see below), whose sum is σ = 6534528. Its totient is φ = 2801304.

The previous prime is 4281889. The next prime is 4281911. The reversal of 4281903 is 3091824.

It is not a de Polignac number, because 4281903 - 2⁶ = 4281839 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4281913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16150 + ... + 16412.

It is an arithmetic number, because the mean of its divisors is an integer number (272272).

Almost surely, 2^4281903 is an apocalyptic number.

4281903 is a deficient number, since it is larger than the sum of its proper divisors (2252625).

4281903 is an equidigital number, since it uses as much as digits as its factorization.

4281903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345 (or 333 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 4281903 is about 2069.2759603301. The cubic root of 4281903 is about 162.3848873114.

It can be divided in two parts, 4281 and 903, that added together give a square (5184 = 72²).

The spelling of 4281903 in words is "four million, two hundred eighty-one thousand, nine hundred three".