897343128 has 48 divisors (see below), whose sum is σ = 2651243400. Its totient is φ = 271921920.

The previous prime is 897343099. The next prime is 897343133. The reversal of 897343128 is 821343798.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 565713 + ... + 567296.

Almost surely, 2^897343128 is an apocalyptic number.

897343128 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

897343128 is an abundant number, since it is smaller than the sum of its proper divisors (1753900272).

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

897343128 is a wasteful number, since it uses less digits than its factorization.

897343128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133032 (or 1133025 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 897343128 is about 29955.6860712620. The cubic root of 897343128 is about 964.5383808769.

The spelling of 897343128 in words is "eight hundred ninety-seven million, three hundred forty-three thousand, one hundred twenty-eight".