297628852 has 12 divisors (see below), whose sum is σ = 524300896. Its totient is φ = 147828600.

The previous prime is 297628847. The next prime is 297628853. The reversal of 297628852 is 258826792.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 297628796 and 297628805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (297628853) 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, 245778 + ... + 246985.

Almost surely, 2^297628852 is an apocalyptic number.

It is an amenable number.

297628852 is a deficient number, since it is larger than the sum of its proper divisors (226672044).

297628852 is a wasteful number, since it uses less digits than its factorization.

297628852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492918 (or 492916 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The square root of 297628852 is about 17251.9231391749. The cubic root of 297628852 is about 667.6645889259.

The spelling of 297628852 in words is "two hundred ninety-seven million, six hundred twenty-eight thousand, eight hundred fifty-two".