603400 has 48 divisors (see below), whose sum is σ = 1607040. Its totient is φ = 206400.

The previous prime is 603391. The next prime is 603401. The reversal of 603400 is 4306.

It is not an unprimeable number, because it can be changed into a prime (603401) by changing a digit.

603400 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1185 + ... + 1615.

It is an arithmetic number, because the mean of its divisors is an integer number (33480).

2⁶⁰³⁴⁰⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 603400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (803520).

603400 is an abundant number, since it is smaller than the sum of its proper divisors (1003640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

603400 is a wasteful number, since it uses less digits than its factorization.

603400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454 (or 445 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 603400 is about 776.7882594375. The cubic root of 603400 is about 84.5022816045.

Adding to 603400 its reverse (4306), we get a palindrome (607706).

The spelling of 603400 in words is "six hundred three thousand, four hundred".