303272 has 16 divisors (see below), whose sum is σ = 574560. Its totient is φ = 150064.

The previous prime is 303271. The next prime is 303283. The reversal of 303272 is 272303.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 303272.

It is not an unprimeable number, because it can be changed into a prime (303271) 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, 1223 + ... + 1449.

It is an arithmetic number, because the mean of its divisors is an integer number (35910).

2³⁰³²⁷² is an apocalyptic number.

It is an amenable number.

303272 is a deficient number, since it is larger than the sum of its proper divisors (271288).

303272 is a wasteful number, since it uses less digits than its factorization.

303272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400 (or 396 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 17.

The square root of 303272 is about 550.7013709807. The cubic root of 303272 is about 67.1857915917.

Adding to 303272 its reverse (272303), we get a palindrome (575575).

It can be divided in two parts, 303 and 272, that added together give a palindrome (575).

The spelling of 303272 in words is "three hundred three thousand, two hundred seventy-two", and thus it is an iban number.