314364821 has 8 divisors (see below), whose sum is σ = 318533400. Its totient is φ = 310210560.

The previous prime is 314364797. The next prime is 314364887. The reversal of 314364821 is 128463413.

It can be written as a sum of positive squares in 4 ways, for example, as 1464100 + 312900721 = 1210^2 + 17689^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 314364821 - 2²² = 310170517 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (314364121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44885 + ... + 51413.

It is an arithmetic number, because the mean of its divisors is an integer number (39816675).

Almost surely, 2^314364821 is an apocalyptic number.

It is an amenable number.

314364821 is a deficient number, since it is larger than the sum of its proper divisors (4168579).

314364821 is an equidigital number, since it uses as much as digits as its factorization.

314364821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7159.

The product of its digits is 13824, while the sum is 32.

The square root of 314364821 is about 17730.3361784259. The cubic root of 314364821 is about 679.9515687825.

The spelling of 314364821 in words is "three hundred fourteen million, three hundred sixty-four thousand, eight hundred twenty-one".