19320084 has 36 divisors (see below), whose sum is σ = 55814304. Its totient is φ = 5519952.

The previous prime is 19320083. The next prime is 19320089. The reversal of 19320084 is 48002391.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19320083) 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 11 ways as a sum of consecutive naturals, for example, 38082 + ... + 38585.

Almost surely, 2^19320084 is an apocalyptic number.

19320084 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

19320084 is an abundant number, since it is smaller than the sum of its proper divisors (36494220).

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

19320084 is a wasteful number, since it uses less digits than its factorization.

19320084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76684 (or 76679 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 19320084 is about 4395.4617504877. The cubic root of 19320084 is about 268.3302715167.

The spelling of 19320084 in words is "nineteen million, three hundred twenty thousand, eighty-four".