428944714 has 16 divisors (see below), whose sum is σ = 743198976. Its totient is φ = 183505600.

The previous prime is 428944679. The next prime is 428944717. The reversal of 428944714 is 417449824.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (428944717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 573082 + ... + 573829.

It is an arithmetic number, because the mean of its divisors is an integer number (46449936).

Almost surely, 2^428944714 is an apocalyptic number.

428944714 is a deficient number, since it is larger than the sum of its proper divisors (314254262).

428944714 is a wasteful number, since it uses less digits than its factorization.

428944714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146941.

The product of its digits is 258048, while the sum is 43.

The square root of 428944714 is about 20710.9805175902. The cubic root of 428944714 is about 754.1662735134.

The spelling of 428944714 in words is "four hundred twenty-eight million, nine hundred forty-four thousand, seven hundred fourteen".