308272 has 10 divisors (see below), whose sum is σ = 597308. Its totient is φ = 154128.

The previous prime is 308263. The next prime is 308291. The reversal of 308272 is 272803.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9618 + ... + 9649.

2³⁰⁸²⁷² is an apocalyptic number.

It is an amenable number.

308272 is a deficient number, since it is larger than the sum of its proper divisors (289036).

308272 is a wasteful number, since it uses less digits than its factorization.

308272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19275 (or 19269 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 308272 is about 555.2224779311. Note that the first 3 decimals coincide. The cubic root of 308272 is about 67.5530082014.

It can be divided in two parts, 30 and 8272, that multiplied together give a triangular number (248160 = T₇₀₄).

The spelling of 308272 in words is "three hundred eight thousand, two hundred seventy-two".