428276683 has 2 divisors, whose sum is σ = 428276684. Its totient is φ = 428276682.

The previous prime is 428276671. The next prime is 428276707. The reversal of 428276683 is 386672824.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 428276683 - 2⁹ = 428276171 is a prime.

It is not a weakly prime, because it can be changed into another prime (428276083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214138341 + 214138342.

It is an arithmetic number, because the mean of its divisors is an integer number (214138342).

Almost surely, 2^428276683 is an apocalyptic number.

428276683 is a deficient number, since it is larger than the sum of its proper divisors (1).

428276683 is an equidigital number, since it uses as much as digits as its factorization.

428276683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 46.

The square root of 428276683 is about 20694.8467740160. The cubic root of 428276683 is about 753.7745616371.

The spelling of 428276683 in words is "four hundred twenty-eight million, two hundred seventy-six thousand, six hundred eighty-three".