297028 has 6 divisors (see below), whose sum is σ = 519806. Its totient is φ = 148512.

The previous prime is 297023. The next prime is 297049. The reversal of 297028 is 820792.

It can be written as a sum of positive squares in only one way, i.e., 161604 + 135424 = 402^2 + 368^2 .

It is a junction number, because it is equal to n+sod(n) for n = 296987 and 297005.

It is not an unprimeable number, because it can be changed into a prime (297023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37125 + ... + 37132.

2²⁹⁷⁰²⁸ is an apocalyptic number.

It is an amenable number.

297028 is a deficient number, since it is larger than the sum of its proper divisors (222778).

297028 is a wasteful number, since it uses less digits than its factorization.

297028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74261 (or 74259 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 297028 is about 545.0027522866. The cubic root of 297028 is about 66.7214993328.

The spelling of 297028 in words is "two hundred ninety-seven thousand, twenty-eight".