344065028 has 6 divisors (see below), whose sum is σ = 602113806. Its totient is φ = 172032512.

The previous prime is 344065021. The next prime is 344065039. The reversal of 344065028 is 820560443.

It can be written as a sum of positive squares in only one way, i.e., 276956164 + 67108864 = 16642^2 + 8192^2 .

It is a junction number, because it is equal to n+sod(n) for n = 344064985 and 344065003.

It is not an unprimeable number, because it can be changed into a prime (344065021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43008125 + ... + 43008132.

It is an arithmetic number, because the mean of its divisors is an integer number (100352301).

Almost surely, 2^344065028 is an apocalyptic number.

It is an amenable number.

344065028 is a deficient number, since it is larger than the sum of its proper divisors (258048778).

344065028 is a wasteful number, since it uses less digits than its factorization.

344065028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86016261 (or 86016259 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 344065028 is about 18548.9899455469. The cubic root of 344065028 is about 700.7237602586.

The spelling of 344065028 in words is "three hundred forty-four million, sixty-five thousand, twenty-eight".