603361 has 4 divisors (see below), whose sum is σ = 658224. Its totient is φ = 548500.

The previous prime is 603349. The next prime is 603389. The reversal of 603361 is 163306.

It is a happy number.

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 603361 - 2¹¹ = 601313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (603311) 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, 27415 + ... + 27436.

It is an arithmetic number, because the mean of its divisors is an integer number (164556).

2⁶⁰³³⁶¹ is an apocalyptic number.

It is an amenable number.

603361 is a deficient number, since it is larger than the sum of its proper divisors (54863).

603361 is a wasteful number, since it uses less digits than its factorization.

603361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54862.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 603361 is about 776.7631556659. The cubic root of 603361 is about 84.5004609991.

Adding to 603361 its reverse (163306), we get a palindrome (766667).

The spelling of 603361 in words is "six hundred three thousand, three hundred sixty-one".