19242136 has 32 divisors (see below), whose sum is σ = 38534400. Its totient is φ = 8981280.

The previous prime is 19242133. The next prime is 19242137. The reversal of 19242136 is 63124291.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19242133) 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 7 ways as a sum of consecutive naturals, for example, 9901 + ... + 11683.

It is an arithmetic number, because the mean of its divisors is an integer number (1204200).

Almost surely, 2^19242136 is an apocalyptic number.

It is an amenable number.

19242136 is an abundant number, since it is smaller than the sum of its proper divisors (19292264).

19242136 is a wasteful number, since it uses less digits than its factorization.

19242136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1879 (or 1875 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 19242136 is about 4386.5859161767. The cubic root of 19242136 is about 267.9689204324.

The spelling of 19242136 in words is "nineteen million, two hundred forty-two thousand, one hundred thirty-six".