314845649 has 2 divisors, whose sum is σ = 314845650. Its totient is φ = 314845648.

The previous prime is 314845639. The next prime is 314845667. The reversal of 314845649 is 946548413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 285610000 + 29235649 = 16900^2 + 5407^2 .

It is a cyclic number.

It is not a de Polignac number, because 314845649 - 2⁴ = 314845633 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (314845639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157422824 + 157422825.

It is an arithmetic number, because the mean of its divisors is an integer number (157422825).

Almost surely, 2^314845649 is an apocalyptic number.

It is an amenable number.

314845649 is a deficient number, since it is larger than the sum of its proper divisors (1).

314845649 is an equidigital number, since it uses as much as digits as its factorization.

314845649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 44.

The square root of 314845649 is about 17743.8904696800. The cubic root of 314845649 is about 680.2980592138.

The spelling of 314845649 in words is "three hundred fourteen million, eight hundred forty-five thousand, six hundred forty-nine".