1684042332 has 48 divisors (see below), whose sum is σ = 4508727552. Its totient is φ = 479232000.

The previous prime is 1684042331. The next prime is 1684042363. The reversal of 1684042332 is 2332404861.

It is a junction number, because it is equal to n+sod(n) for n = 1684042293 and 1684042302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1684042331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18853 + ... + 61020.

It is an arithmetic number, because the mean of its divisors is an integer number (93931824).

Almost surely, 2^1684042332 is an apocalyptic number.

1684042332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1684042332 is an abundant number, since it is smaller than the sum of its proper divisors (2824685220).

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

1684042332 is a wasteful number, since it uses less digits than its factorization.

1684042332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80138 (or 80136 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 1684042332 is about 41037.0848379853. The cubic root of 1684042332 is about 1189.7370913675.

The spelling of 1684042332 in words is "one billion, six hundred eighty-four million, forty-two thousand, three hundred thirty-two".