428776302 has 16 divisors (see below), whose sum is σ = 858972672. Its totient is φ = 142688760.

The previous prime is 428776301. The next prime is 428776303. The reversal of 428776302 is 203677824.

It is an interprime number because it is at equal distance from previous prime (428776301) and next prime (428776303).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428776301) 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 7 ways as a sum of consecutive naturals, for example, 55224 + ... + 62507.

It is an arithmetic number, because the mean of its divisors is an integer number (53685792).

Almost surely, 2^428776302 is an apocalyptic number.

428776302 is an abundant number, since it is smaller than the sum of its proper divisors (430196370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

428776302 is a wasteful number, since it uses less digits than its factorization.

428776302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118343.

The product of its (nonzero) digits is 112896, while the sum is 39.

The square root of 428776302 is about 20706.9143524572. The cubic root of 428776302 is about 754.0675604996.

The spelling of 428776302 in words is "four hundred twenty-eight million, seven hundred seventy-six thousand, three hundred two".