1428608908 has 12 divisors (see below), whose sum is σ = 2507032080. Its totient is φ = 712314032.

The previous prime is 1428608873. The next prime is 1428608911. The reversal of 1428608908 is 8098068241.

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, 495991 + ... + 498862.

It is an arithmetic number, because the mean of its divisors is an integer number (208919340).

Almost surely, 2^1428608908 is an apocalyptic number.

It is an amenable number.

1428608908 is a deficient number, since it is larger than the sum of its proper divisors (1078423172).

1428608908 is a wasteful number, since it uses less digits than its factorization.

1428608908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995216 (or 995214 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 46.

The square root of 1428608908 is about 37796.9431039072. The cubic root of 1428608908 is about 1126.2577296204.

The spelling of 1428608908 in words is "one billion, four hundred twenty-eight million, six hundred eight thousand, nine hundred eight".