897361564 has 24 divisors (see below), whose sum is σ = 1803312000. Its totient is φ = 386423280.

The previous prime is 897361561. The next prime is 897361571. The reversal of 897361564 is 465163798.

It is a super-3 number, since 3×897361564³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (897361561) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 535864 + ... + 537535.

It is an arithmetic number, because the mean of its divisors is an integer number (75138000).

Almost surely, 2^897361564 is an apocalyptic number.

It is an amenable number.

897361564 is an abundant number, since it is smaller than the sum of its proper divisors (905950436).

897361564 is a wasteful number, since it uses less digits than its factorization.

897361564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073433 (or 1073431 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 49.

The square root of 897361564 is about 29955.9937908927. The cubic root of 897361564 is about 964.5449863427.

The spelling of 897361564 in words is "eight hundred ninety-seven million, three hundred sixty-one thousand, five hundred sixty-four".