897454369 has 8 divisors (see below), whose sum is σ = 1043046720. Its totient is φ = 756208176.

The previous prime is 897454307. The next prime is 897454391. The reversal of 897454369 is 963454798.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 897454369 - 2⁷ = 897454241 is a prime.

It is a super-2 number, since 2×897454369² = 1610848688874376322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (897454399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1086094 + ... + 1086919.

It is an arithmetic number, because the mean of its divisors is an integer number (130380840).

Almost surely, 2^897454369 is an apocalyptic number.

It is an amenable number.

897454369 is a deficient number, since it is larger than the sum of its proper divisors (145592351).

897454369 is a wasteful number, since it uses less digits than its factorization.

897454369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2173079.

The product of its digits is 6531840, while the sum is 55.

The square root of 897454369 is about 29957.5427730647. The cubic root of 897454369 is about 964.5782362297.

The spelling of 897454369 in words is "eight hundred ninety-seven million, four hundred fifty-four thousand, three hundred sixty-nine".