597649 has 8 divisors (see below), whose sum is σ = 664832. Its totient is φ = 533520.

The previous prime is 597643. The next prime is 597659. The reversal of 597649 is 946795.

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

It is not a de Polignac number, because 597649 - 2⁷ = 597521 is a prime.

It is a Duffinian number.

597649 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (597643) 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, 339 + ... + 1144.

It is an arithmetic number, because the mean of its divisors is an integer number (83104).

2⁵⁹⁷⁶⁴⁹ is an apocalyptic number.

It is an amenable number.

597649 is a deficient number, since it is larger than the sum of its proper divisors (67183).

597649 is a wasteful number, since it uses less digits than its factorization.

597649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1527.

The product of its digits is 68040, while the sum is 40.

The square root of 597649 is about 773.0776157670. The cubic root of 597649 is about 84.2329606552.

The spelling of 597649 in words is "five hundred ninety-seven thousand, six hundred forty-nine".