340213470 has 128 divisors (see below), whose sum is σ = 887086080. Its totient is φ = 83297280.

The previous prime is 340213459. The next prime is 340213477. The reversal of 340213470 is 74312043.

It is a self number, because there is not a number n which added to its sum of digits gives 340213470.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340213477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2483242 + ... + 2483378.

It is an arithmetic number, because the mean of its divisors is an integer number (6930360).

Almost surely, 2^340213470 is an apocalyptic number.

340213470 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 340213470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (443543040).

340213470 is an abundant number, since it is smaller than the sum of its proper divisors (546872610).

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

340213470 is a wasteful number, since it uses less digits than its factorization.

340213470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 340213470 is about 18444.8765243902. The cubic root of 340213470 is about 698.0992447887.

The spelling of 340213470 in words is "three hundred forty million, two hundred thirteen thousand, four hundred seventy".