428601814 has 16 divisors (see below), whose sum is σ = 653400576. Its totient is φ = 210810600.

The previous prime is 428601809. The next prime is 428601857. The reversal of 428601814 is 418106824.

It is a self number, because there is not a number n which added to its sum of digits gives 428601814.

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 7 ways as a sum of consecutive naturals, for example, 120319 + ... + 123829.

It is an arithmetic number, because the mean of its divisors is an integer number (40837536).

Almost surely, 2^428601814 is an apocalyptic number.

428601814 is a deficient number, since it is larger than the sum of its proper divisors (224798762).

428601814 is a wasteful number, since it uses less digits than its factorization.

428601814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4491.

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 428601814 is about 20702.7006450849. The cubic root of 428601814 is about 753.9652588317.

The spelling of 428601814 in words is "four hundred twenty-eight million, six hundred one thousand, eight hundred fourteen".