1608654484 has 6 divisors (see below), whose sum is σ = 2815145354. Its totient is φ = 804327240.

The previous prime is 1608654473. The next prime is 1608654493. The reversal of 1608654484 is 4844568061.

It can be written as a sum of positive squares in only one way, i.e., 1535072400 + 73582084 = 39180^2 + 8578^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201081807 + ... + 201081814.

Almost surely, 2^1608654484 is an apocalyptic number.

It is an amenable number.

1608654484 is a deficient number, since it is larger than the sum of its proper divisors (1206490870).

1608654484 is a wasteful number, since it uses less digits than its factorization.

1608654484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402163625 (or 402163623 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 46.

The square root of 1608654484 is about 40108.0351550659. The cubic root of 1608654484 is about 1171.7121264878.

The spelling of 1608654484 in words is "one billion, six hundred eight million, six hundred fifty-four thousand, four hundred eighty-four".