340884 has 36 divisors (see below), whose sum is σ = 914004. Its totient is φ = 106752.

The previous prime is 340877. The next prime is 340889. The reversal of 340884 is 488043.

It can be written as a sum of positive squares in 2 ways, for example, as 138384 + 202500 = 372^2 + 450^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 340884.

It is not an unprimeable number, because it can be changed into a prime (340889) by changing a digit.

340884 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 11 ways as a sum of consecutive naturals, for example, 334 + ... + 890.

It is an arithmetic number, because the mean of its divisors is an integer number (25389).

2³⁴⁰⁸⁸⁴ is an apocalyptic number.

340884 is a gapful number since it is divisible by the number (34) 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 340884, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (457002).

340884 is an abundant number, since it is smaller than the sum of its proper divisors (573120).

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

340884 is a wasteful number, since it uses less digits than its factorization.

340884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584 (or 579 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 340884 is about 583.8527211549. The cubic root of 340884 is about 69.8557573984.

The spelling of 340884 in words is "three hundred forty thousand, eight hundred eighty-four".