340543424 has 56 divisors (see below), whose sum is σ = 730288608. Its totient is φ = 156625920.

The previous prime is 340543387. The next prime is 340543447. The reversal of 340543424 is 424345043.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329789 + ... + 330819.

It is an arithmetic number, because the mean of its divisors is an integer number (13040868).

Almost surely, 2^340543424 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 340543424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (365144304).

340543424 is an abundant number, since it is smaller than the sum of its proper divisors (389745184).

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

340543424 is a wasteful number, since it uses less digits than its factorization.

340543424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1453 (or 1443 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 29.

The square root of 340543424 is about 18453.8186834053. The cubic root of 340543424 is about 698.3248543288.

Adding to 340543424 its reverse (424345043), we get a palindrome (764888467).

The spelling of 340543424 in words is "three hundred forty million, five hundred forty-three thousand, four hundred twenty-four".