897469824 has 64 divisors (see below), whose sum is σ = 2419554240. Its totient is φ = 294683136.

The previous prime is 897469777. The next prime is 897469847. The reversal of 897469824 is 428964798.

897469824 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

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, 8287 + ... + 43169.

It is an arithmetic number, because the mean of its divisors is an integer number (37805535).

Almost surely, 2^897469824 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 897469824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1209777120).

897469824 is an abundant number, since it is smaller than the sum of its proper divisors (1522084416).

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

897469824 is a wasteful number, since it uses less digits than its factorization.

897469824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34967 (or 34955 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 57.

The square root of 897469824 is about 29957.8007203466. The cubic root of 897469824 is about 964.5837731764.

The spelling of 897469824 in words is "eight hundred ninety-seven million, four hundred sixty-nine thousand, eight hundred twenty-four".