428446712 has 16 divisors (see below), whose sum is σ = 812365200. Its totient is φ = 211816000.

The previous prime is 428446687. The next prime is 428446727. The reversal of 428446712 is 217644824.

It is a super-2 number, since 2×428446712² = 367133170047221888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300164 + ... + 301587.

It is an arithmetic number, because the mean of its divisors is an integer number (50772825).

Almost surely, 2^428446712 is an apocalyptic number.

It is an amenable number.

428446712 is a deficient number, since it is larger than the sum of its proper divisors (383918488).

428446712 is a wasteful number, since it uses less digits than its factorization.

428446712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601846 (or 601842 counting only the distinct ones).

The product of its digits is 86016, while the sum is 38.

The square root of 428446712 is about 20698.9543697260. The cubic root of 428446712 is about 753.8742997917.

The spelling of 428446712 in words is "four hundred twenty-eight million, four hundred forty-six thousand, seven hundred twelve".