428524914228 has 48 divisors (see below), whose sum is σ = 1007223349440. Its totient is φ = 141794509824.

The previous prime is 428524914217. The next prime is 428524914239. The reversal of 428524914228 is 822419425824.

It is an interprime number because it is at equal distance from previous prime (428524914217) and next prime (428524914239).

It is a super-2 number, since 2×428524914228² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 17089476 + ... + 17114532.

It is an arithmetic number, because the mean of its divisors is an integer number (20983819780).

Almost surely, 2^428524914228 is an apocalyptic number.

It is an amenable number.

428524914228 is an abundant number, since it is smaller than the sum of its proper divisors (578698435212).

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

428524914228 is a wasteful number, since it uses less digits than its factorization.

428524914228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35456 (or 35454 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 51.

The spelling of 428524914228 in words is "four hundred twenty-eight billion, five hundred twenty-four million, nine hundred fourteen thousand, two hundred twenty-eight".