428787176 has 16 divisors (see below), whose sum is σ = 815300640. Its totient is φ = 211373680.

The previous prime is 428787113. The next prime is 428787187. The reversal of 428787176 is 671787824.

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, 376886 + ... + 378021.

It is an arithmetic number, because the mean of its divisors is an integer number (50956290).

Almost surely, 2^428787176 is an apocalyptic number.

It is an amenable number.

428787176 is a deficient number, since it is larger than the sum of its proper divisors (386513464).

428787176 is a wasteful number, since it uses less digits than its factorization.

428787176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754984 (or 754980 counting only the distinct ones).

The product of its digits is 1053696, while the sum is 50.

The square root of 428787176 is about 20707.1769200922. The cubic root of 428787176 is about 754.0739349667.

The spelling of 428787176 in words is "four hundred twenty-eight million, seven hundred eighty-seven thousand, one hundred seventy-six".