340500 has 48 divisors (see below), whose sum is σ = 995904. Its totient is φ = 90400.

The previous prime is 340481. The next prime is 340519. The reversal of 340500 is 5043.

It is an interprime number because it is at equal distance from previous prime (340481) and next prime (340519).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

340500 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 15 ways as a sum of consecutive naturals, for example, 1387 + ... + 1613.

It is an arithmetic number, because the mean of its divisors is an integer number (20748).

2³⁴⁰⁵⁰⁰ is an apocalyptic number.

340500 is a gapful number since it is divisible by the number (30) 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 340500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (497952).

340500 is an abundant number, since it is smaller than the sum of its proper divisors (655404).

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

340500 is a wasteful number, since it uses less digits than its factorization.

340500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249 (or 237 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 12.

The square root of 340500 is about 583.5237784358. The cubic root of 340500 is about 69.8295171039.

Adding to 340500 its reverse (5043), we get a palindrome (345543).

The spelling of 340500 in words is "three hundred forty thousand, five hundred".