428862258 has 24 divisors (see below), whose sum is σ = 1013674896. Its totient is φ = 129958200.

The previous prime is 428862251. The next prime is 428862283. The reversal of 428862258 is 852268824.

It is not an unprimeable number, because it can be changed into a prime (428862251) 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 11 ways as a sum of consecutive naturals, for example, 1082788 + ... + 1083183.

It is an arithmetic number, because the mean of its divisors is an integer number (42236454).

Almost surely, 2^428862258 is an apocalyptic number.

428862258 is an abundant number, since it is smaller than the sum of its proper divisors (584812638).

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

428862258 is a wasteful number, since it uses less digits than its factorization.

428862258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2165990 (or 2165987 counting only the distinct ones).

The product of its digits is 491520, while the sum is 45.

The square root of 428862258 is about 20708.9897870466. The cubic root of 428862258 is about 754.1179459805.

The spelling of 428862258 in words is "four hundred twenty-eight million, eight hundred sixty-two thousand, two hundred fifty-eight".