1684048488 has 32 divisors (see below), whose sum is σ = 4323910560. Its totient is φ = 546177600.

The previous prime is 1684048481. The next prime is 1684048567. The reversal of 1684048488 is 8848404861.

It is a super-2 number, since 2×1684048488² = 5672038619870172288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1684048488.

It is not an unprimeable number, because it can be changed into a prime (1684048481) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 947338 + ... + 949113.

It is an arithmetic number, because the mean of its divisors is an integer number (135122205).

Almost surely, 2^1684048488 is an apocalyptic number.

It is an amenable number.

1684048488 is an abundant number, since it is smaller than the sum of its proper divisors (2639862072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1684048488 is a wasteful number, since it uses less digits than its factorization.

1684048488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1896497 (or 1896493 counting only the distinct ones).

The product of its (nonzero) digits is 1572864, while the sum is 51.

The square root of 1684048488 is about 41037.1598432445. The cubic root of 1684048488 is about 1189.7385410564.

The spelling of 1684048488 in words is "one billion, six hundred eighty-four million, forty-eight thousand, four hundred eighty-eight".