1428658484 has 12 divisors (see below), whose sum is σ = 2727439008. Its totient is φ = 649390200.

The previous prime is 1428658471. The next prime is 1428658493. The reversal of 1428658484 is 4848568241.

It is a congruent number.

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, 16234712 + ... + 16234799.

It is an arithmetic number, because the mean of its divisors is an integer number (227286584).

Almost surely, 2^1428658484 is an apocalyptic number.

It is an amenable number.

1428658484 is a deficient number, since it is larger than the sum of its proper divisors (1298780524).

1428658484 is a wasteful number, since it uses less digits than its factorization.

1428658484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32469526 (or 32469524 counting only the distinct ones).

The product of its digits is 1966080, while the sum is 50.

The square root of 1428658484 is about 37797.5989184498. The cubic root of 1428658484 is about 1126.2707573770.

The spelling of 1428658484 in words is "one billion, four hundred twenty-eight million, six hundred fifty-eight thousand, four hundred eighty-four".