344420306 has 8 divisors (see below), whose sum is σ = 547020540. Its totient is φ = 162080128.

The previous prime is 344420303. The next prime is 344420359. The reversal of 344420306 is 603024443.

It can be written as a sum of positive squares in 2 ways, for example, as 342435025 + 1985281 = 18505^2 + 1409^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (344420303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5064971 + ... + 5065038.

Almost surely, 2^344420306 is an apocalyptic number.

344420306 is a deficient number, since it is larger than the sum of its proper divisors (202600234).

344420306 is a wasteful number, since it uses less digits than its factorization.

344420306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10130028.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 344420306 is about 18558.5642224823. The cubic root of 344420306 is about 700.9648640003.

Adding to 344420306 its reverse (603024443), we get a palindrome (947444749).

The spelling of 344420306 in words is "three hundred forty-four million, four hundred twenty thousand, three hundred six".