340234404 has 48 divisors (see below), whose sum is σ = 814347072. Its totient is φ = 110500992.

The previous prime is 340234403. The next prime is 340234439. The reversal of 340234404 is 404432043.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (340234403) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 398442 + ... + 399294.

It is an arithmetic number, because the mean of its divisors is an integer number (16965564).

Almost surely, 2^340234404 is an apocalyptic number.

It is an amenable number.

340234404 is an abundant number, since it is smaller than the sum of its proper divisors (474112668).

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

340234404 is a wasteful number, since it uses less digits than its factorization.

340234404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676 (or 1674 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 340234404 is about 18445.4439903191. The cubic root of 340234404 is about 698.1135629655.

Adding to 340234404 its reverse (404432043), we get a palindrome (744666447).

The spelling of 340234404 in words is "three hundred forty million, two hundred thirty-four thousand, four hundred four".