897945452 has 12 divisors (see below), whose sum is σ = 1613875200. Its totient is φ = 436838256.

The previous prime is 897945413. The next prime is 897945463. The reversal of 897945452 is 254549798.

It is a junction number, because it is equal to n+sod(n) for n = 897945394 and 897945403.

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, 3033452 + ... + 3033747.

It is an arithmetic number, because the mean of its divisors is an integer number (134489600).

Almost surely, 2^897945452 is an apocalyptic number.

It is an amenable number.

897945452 is a deficient number, since it is larger than the sum of its proper divisors (715929748).

897945452 is a wasteful number, since it uses less digits than its factorization.

897945452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6067240 (or 6067238 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 53.

The square root of 897945452 is about 29965.7379685534. The cubic root of 897945452 is about 964.7541417749.

The spelling of 897945452 in words is "eight hundred ninety-seven million, nine hundred forty-five thousand, four hundred fifty-two".