19842024 has 32 divisors (see below), whose sum is σ = 49785120. Its totient is φ = 6590016.

The previous prime is 19842007. The next prime is 19842071. The reversal of 19842024 is 42024891.

It is a junction number, because it is equal to n+sod(n) for n = 19841982 and 19842000.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6022 + ... + 8714.

It is an arithmetic number, because the mean of its divisors is an integer number (1555785).

Almost surely, 2^19842024 is an apocalyptic number.

It is an amenable number.

19842024 is an abundant number, since it is smaller than the sum of its proper divisors (29943096).

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

19842024 is a wasteful number, since it uses less digits than its factorization.

19842024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3009 (or 3005 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 19842024 is about 4454.4386851768. The cubic root of 19842024 is about 270.7251835700.

The spelling of 19842024 in words is "nineteen million, eight hundred forty-two thousand, twenty-four".