344666834 has 4 divisors (see below), whose sum is σ = 517000254. Its totient is φ = 172333416.

The previous prime is 344666831. The next prime is 344666851. The reversal of 344666834 is 438666443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 438666443 = 7019 ⋅62497.

It can be written as a sum of positive squares in only one way, i.e., 295736809 + 48930025 = 17197^2 + 6995^2 .

It is a Curzon number.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (344666831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86166707 + ... + 86166710.

Almost surely, 2^344666834 is an apocalyptic number.

344666834 is a deficient number, since it is larger than the sum of its proper divisors (172333420).

344666834 is a wasteful number, since it uses less digits than its factorization.

344666834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172333419.

The product of its digits is 995328, while the sum is 44.

The square root of 344666834 is about 18565.2049274981. The cubic root of 344666834 is about 701.1320688649.

The spelling of 344666834 in words is "three hundred forty-four million, six hundred sixty-six thousand, eight hundred thirty-four".