19242112 has 16 divisors (see below), whose sum is σ = 38334150. Its totient is φ = 9620992.

The previous prime is 19242107. The next prime is 19242121. The reversal of 19242112 is 21124291.

It can be written as a sum of positive squares in only one way, i.e., 13366336 + 5875776 = 3656^2 + 2424^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75037 + ... + 75292.

Almost surely, 2^19242112 is an apocalyptic number.

It is an amenable number.

19242112 is a deficient number, since it is larger than the sum of its proper divisors (19092038).

19242112 is an equidigital number, since it uses as much as digits as its factorization.

19242112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150343 (or 150331 counting only the distinct ones).

The product of its digits is 288, while the sum is 22.

The square root of 19242112 is about 4386.5831805632. The cubic root of 19242112 is about 267.9688090232.

The spelling of 19242112 in words is "nineteen million, two hundred forty-two thousand, one hundred twelve".