603491 has 8 divisors (see below), whose sum is σ = 699744. Its totient is φ = 509760.

The previous prime is 603487. The next prime is 603503. The reversal of 603491 is 194306.

603491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 603491 - 2² = 603487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (603401) 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, 80 + ... + 1101.

It is an arithmetic number, because the mean of its divisors is an integer number (87468).

2⁶⁰³⁴⁹¹ is an apocalyptic number.

603491 is a deficient number, since it is larger than the sum of its proper divisors (96253).

603491 is a wasteful number, since it uses less digits than its factorization.

603491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1261.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 603491 is about 776.8468317500. The cubic root of 603491 is about 84.5065293789.

Adding to 603491 its reverse (194306), we get a palindrome (797797).

The spelling of 603491 in words is "six hundred three thousand, four hundred ninety-one".