340829780 has 12 divisors (see below), whose sum is σ = 715742580. Its totient is φ = 136331904.

The previous prime is 340829767. The next prime is 340829791. The reversal of 340829780 is 87928043.

It can be written as a sum of positive squares in 2 ways, for example, as 233417284 + 107412496 = 15278^2 + 10364^2 .

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 8520725 + ... + 8520764.

It is an arithmetic number, because the mean of its divisors is an integer number (59645215).

Almost surely, 2^340829780 is an apocalyptic number.

It is an amenable number.

340829780 is an abundant number, since it is smaller than the sum of its proper divisors (374912800).

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

340829780 is a wasteful number, since it uses less digits than its factorization.

340829780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17041498 (or 17041496 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 340829780 is about 18461.5757723982. The cubic root of 340829780 is about 698.5205351867.

The spelling of 340829780 in words is "three hundred forty million, eight hundred twenty-nine thousand, seven hundred eighty".