19116042 has 16 divisors (see below), whose sum is σ = 41707872. Its totient is φ = 5792720.

The previous prime is 19116029. The next prime is 19116049. The reversal of 19116042 is 24061191.

It is not an unprimeable number, because it can be changed into a prime (19116049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144753 + ... + 144884.

It is an arithmetic number, because the mean of its divisors is an integer number (2606742).

Almost surely, 2^19116042 is an apocalyptic number.

19116042 is an abundant number, since it is smaller than the sum of its proper divisors (22591830).

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

19116042 is a wasteful number, since it uses less digits than its factorization.

19116042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289653.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 19116042 is about 4372.1896116248. The cubic root of 19116042 is about 267.3823024303.

The spelling of 19116042 in words is "nineteen million, one hundred sixteen thousand, forty-two".