428894112 has 48 divisors (see below), whose sum is σ = 1153317312. Its totient is φ = 139476480.

The previous prime is 428893999. The next prime is 428894119. The reversal of 428894112 is 211498824.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (428894119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50548 + ... + 58419.

It is an arithmetic number, because the mean of its divisors is an integer number (24027444).

Almost surely, 2^428894112 is an apocalyptic number.

It is an amenable number.

428894112 is an abundant number, since it is smaller than the sum of its proper divisors (724423200).

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

428894112 is a wasteful number, since it uses less digits than its factorization.

428894112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109021 (or 109013 counting only the distinct ones).

The product of its digits is 36864, while the sum is 39.

The square root of 428894112 is about 20709.7588590500. The cubic root of 428894112 is about 754.1366163716.

The spelling of 428894112 in words is "four hundred twenty-eight million, eight hundred ninety-four thousand, one hundred twelve".