597493997 has 4 divisors (see below), whose sum is σ = 598036800. Its totient is φ = 596951196.

The previous prime is 597493993. The next prime is 597493999. The reversal of 597493997 is 799394795.

597493997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 597493997 - 2² = 597493993 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (597493993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269747 + ... + 271952.

It is an arithmetic number, because the mean of its divisors is an integer number (149509200).

Almost surely, 2^597493997 is an apocalyptic number.

It is an amenable number.

597493997 is a deficient number, since it is larger than the sum of its proper divisors (542803).

597493997 is a wasteful number, since it uses less digits than its factorization.

597493997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542802.

The product of its digits is 19289340, while the sum is 62.

The square root of 597493997 is about 24443.6903310445. The cubic root of 597493997 is about 842.2567795776.

The spelling of 597493997 in words is "five hundred ninety-seven million, four hundred ninety-three thousand, nine hundred ninety-seven".