297097028 has 12 divisors (see below), whose sum is σ = 527680272. Its totient is φ = 146331240.

The previous prime is 297096997. The next prime is 297097039. The reversal of 297097028 is 820790792.

297097028 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 297097028.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554018 + ... + 554553.

It is an arithmetic number, because the mean of its divisors is an integer number (43973356).

Almost surely, 2^297097028 is an apocalyptic number.

It is an amenable number.

297097028 is a deficient number, since it is larger than the sum of its proper divisors (230583244).

297097028 is a wasteful number, since it uses less digits than its factorization.

297097028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108642 (or 1108640 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 44.

The square root of 297097028 is about 17236.5027775358. The cubic root of 297097028 is about 667.2666752670.

The spelling of 297097028 in words is "two hundred ninety-seven million, ninety-seven thousand, twenty-eight".