428763383 has 4 divisors (see below), whose sum is σ = 434636928. Its totient is φ = 422889840.

The previous prime is 428763319. The next prime is 428763397. The reversal of 428763383 is 383367824.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 428763383 - 2⁶ = 428763319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428763583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2936663 + ... + 2936808.

It is an arithmetic number, because the mean of its divisors is an integer number (108659232).

Almost surely, 2^428763383 is an apocalyptic number.

428763383 is a deficient number, since it is larger than the sum of its proper divisors (5873545).

428763383 is an equidigital number, since it uses as much as digits as its factorization.

428763383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5873544.

The product of its digits is 580608, while the sum is 44.

The square root of 428763383 is about 20706.6024011666. The cubic root of 428763383 is about 754.0599870892.

The spelling of 428763383 in words is "four hundred twenty-eight million, seven hundred sixty-three thousand, three hundred eighty-three".