609348897 has 12 divisors (see below), whose sum is σ = 896778324. Its totient is φ = 398567520.

The previous prime is 609348889. The next prime is 609348911. The reversal of 609348897 is 798843906.

It can be written as a sum of positive squares in 2 ways, for example, as 429359841 + 179989056 = 20721^2 + 13416^2 .

It is not a de Polignac number, because 609348897 - 2³ = 609348889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (609348827) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 638254 + ... + 639207.

It is an arithmetic number, because the mean of its divisors is an integer number (74731527).

Almost surely, 2^609348897 is an apocalyptic number.

It is an amenable number.

609348897 is a deficient number, since it is larger than the sum of its proper divisors (287429427).

609348897 is a wasteful number, since it uses less digits than its factorization.

609348897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277520 (or 1277517 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 609348897 is about 24684.9933562884. The cubic root of 609348897 is about 847.7907551732.

The spelling of 609348897 in words is "six hundred nine million, three hundred forty-eight thousand, eight hundred ninety-seven".