1684466004 has 96 divisors (see below), whose sum is σ = 4362502144. Its totient is φ = 502588800.

The previous prime is 1684465999. The next prime is 1684466023. The reversal of 1684466004 is 4006644861.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1012077 + ... + 1013739.

Almost surely, 2^1684466004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1684466004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2181251072).

1684466004 is an abundant number, since it is smaller than the sum of its proper divisors (2678036140).

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

1684466004 is a wasteful number, since it uses less digits than its factorization.

1684466004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1877 (or 1875 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 1684466004 is about 41042.2465759368. The cubic root of 1684466004 is about 1189.8368545026.

The spelling of 1684466004 in words is "one billion, six hundred eighty-four million, four hundred sixty-six thousand, four".