684753463 has 2 divisors, whose sum is σ = 684753464. Its totient is φ = 684753462.

The previous prime is 684753449. The next prime is 684753473. The reversal of 684753463 is 364357486.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 684753463 - 2²⁹ = 147882551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (684753473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 342376731 + 342376732.

It is an arithmetic number, because the mean of its divisors is an integer number (342376732).

Almost surely, 2^684753463 is an apocalyptic number.

684753463 is a deficient number, since it is larger than the sum of its proper divisors (1).

684753463 is an equidigital number, since it uses as much as digits as its factorization.

684753463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 46.

The square root of 684753463 is about 26167.7943854655. The cubic root of 684753463 is about 881.4102143662.

The spelling of 684753463 in words is "six hundred eighty-four million, seven hundred fifty-three thousand, four hundred sixty-three".