599940 has 96 divisors (see below), whose sum is σ = 2056320. Its totient is φ = 144000.

The previous prime is 599939. The next prime is 599941. The reversal of 599940 is 49995.

It is an interprime number because it is at equal distance from previous prime (599939) and next prime (599941).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a plaindrome in base 14.

It is a zygodrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 599895 and 599904.

It is not an unprimeable number, because it can be changed into a prime (599941) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5890 + ... + 5990.

It is an arithmetic number, because the mean of its divisors is an integer number (21420).

2⁵⁹⁹⁹⁴⁰ 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 599940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1028160).

599940 is an abundant number, since it is smaller than the sum of its proper divisors (1456380).

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

599940 is a wasteful number, since it uses less digits than its factorization.

599940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 122 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The square root of 599940 is about 774.5579384397. The cubic root of 599940 is about 84.3404549942.

Subtracting from 599940 its reverse (49995), we obtain a palindrome (549945).

It can be divided in two parts, 59 and 9940, that added together give a palindrome (9999).

The spelling of 599940 in words is "five hundred ninety-nine thousand, nine hundred forty".