784313 has 2 divisors, whose sum is σ = 784314. Its totient is φ = 784312.

The previous prime is 784309. The next prime is 784321. The reversal of 784313 is 313487.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 779689 + 4624 = 883^2 + 68^2 .

It is a cyclic number.

It is not a de Polignac number, because 784313 - 2² = 784309 is a prime.

It is not a weakly prime, because it can be changed into another prime (784373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 392156 + 392157.

It is an arithmetic number, because the mean of its divisors is an integer number (392157).

2⁷⁸⁴³¹³ is an apocalyptic number.

It is an amenable number.

784313 is a deficient number, since it is larger than the sum of its proper divisors (1).

784313 is an equidigital number, since it uses as much as digits as its factorization.

784313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 26.

The square root of 784313 is about 885.6144759431. The cubic root of 784313 is about 92.2209951827.

The spelling of 784313 in words is "seven hundred eighty-four thousand, three hundred thirteen".