897898552 has 8 divisors (see below), whose sum is σ = 1683559800. Its totient is φ = 448949272.

The previous prime is 897898549. The next prime is 897898567. The reversal of 897898552 is 255898798.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56118652 + ... + 56118667.

It is an arithmetic number, because the mean of its divisors is an integer number (210444975).

Almost surely, 2^897898552 is an apocalyptic number.

It is an amenable number.

897898552 is a deficient number, since it is larger than the sum of its proper divisors (785661248).

897898552 is a wasteful number, since it uses less digits than its factorization.

897898552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112237325 (or 112237321 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 61.

The square root of 897898552 is about 29964.9553979311. The cubic root of 897898552 is about 964.7373450021.

The spelling of 897898552 in words is "eight hundred ninety-seven million, eight hundred ninety-eight thousand, five hundred fifty-two".