428549312 has 14 divisors (see below), whose sum is σ = 850402668. Its totient is φ = 214274624.

The previous prime is 428549293. The next prime is 428549321. The reversal of 428549312 is 213945824.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3347978 + ... + 3348105.

Almost surely, 2^428549312 is an apocalyptic number.

It is an amenable number.

428549312 is a deficient number, since it is larger than the sum of its proper divisors (421853356).

428549312 is an equidigital number, since it uses as much as digits as its factorization.

428549312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6696095 (or 6696085 counting only the distinct ones).

The product of its digits is 69120, while the sum is 38.

The square root of 428549312 is about 20701.4326074308. The cubic root of 428549312 is about 753.9344716697.

The spelling of 428549312 in words is "four hundred twenty-eight million, five hundred forty-nine thousand, three hundred twelve".