897210456 has 32 divisors (see below), whose sum is σ = 2244294000. Its totient is φ = 298901120.

The previous prime is 897210403. The next prime is 897210469. The reversal of 897210456 is 654012798.

897210456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37186 + ... + 56366.

Almost surely, 2^897210456 is an apocalyptic number.

It is an amenable number.

897210456 is an abundant number, since it is smaller than the sum of its proper divisors (1347083544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

897210456 is a wasteful number, since it uses less digits than its factorization.

897210456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21139 (or 21135 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 897210456 is about 29953.4715183399. The cubic root of 897210456 is about 964.4908429325.

The spelling of 897210456 in words is "eight hundred ninety-seven million, two hundred ten thousand, four hundred fifty-six".