603840 has 112 divisors (see below), whose sum is σ = 2084832. Its totient is φ = 147456.

The previous prime is 603833. The next prime is 603847. The reversal of 603840 is 48306.

It is an interprime number because it is at equal distance from previous prime (603833) and next prime (603847).

It is a zygodrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (603847) by changing a digit.

603840 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16302 + ... + 16338.

2⁶⁰³⁸⁴⁰ is an apocalyptic number.

603840 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 603840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1042416).

603840 is an abundant number, since it is smaller than the sum of its proper divisors (1480992).

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

603840 is a wasteful number, since it uses less digits than its factorization.

603840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74 (or 64 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 603840 is about 777.0714252886. The cubic root of 603840 is about 84.5228163356.

It can be divided in two parts, 60 and 3840, that multiplied together give a square (230400 = 480²).

The spelling of 603840 in words is "six hundred three thousand, eight hundred forty".