19824132 has 12 divisors (see below), whose sum is σ = 46256336. Its totient is φ = 6608040.

The previous prime is 19824131. The next prime is 19824143. The reversal of 19824132 is 23142891.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 19824132.

It is not an unprimeable number, because it can be changed into a prime (19824131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 825994 + ... + 826017.

Almost surely, 2^19824132 is an apocalyptic number.

19824132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

19824132 is an abundant number, since it is smaller than the sum of its proper divisors (26432204).

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

19824132 is a wasteful number, since it uses less digits than its factorization.

19824132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1652018 (or 1652016 counting only the distinct ones).

The product of its digits is 3456, while the sum is 30.

The square root of 19824132 is about 4452.4298983813. The cubic root of 19824132 is about 270.6437861003.

The spelling of 19824132 in words is "nineteen million, eight hundred twenty-four thousand, one hundred thirty-two".