344303812 has 6 divisors (see below), whose sum is σ = 602531678. Its totient is φ = 172151904.

The previous prime is 344303809. The next prime is 344303819. The reversal of 344303812 is 218303443.

It can be written as a sum of positive squares in only one way, i.e., 188952516 + 155351296 = 13746^2 + 12464^2 .

It is a super-2 number, since 2×344303812² = 237090229915462688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (344303819) 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 as a sum of consecutive naturals, namely, 43037973 + ... + 43037980.

Almost surely, 2^344303812 is an apocalyptic number.

It is an amenable number.

344303812 is a deficient number, since it is larger than the sum of its proper divisors (258227866).

344303812 is a wasteful number, since it uses less digits than its factorization.

344303812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86075957 (or 86075955 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 344303812 is about 18555.4254060639. The cubic root of 344303812 is about 700.8858254848.

The spelling of 344303812 in words is "three hundred forty-four million, three hundred three thousand, eight hundred twelve".