19059144 has 96 divisors (see below), whose sum is σ = 53406720. Its totient is φ = 5660928.

The previous prime is 19059143. The next prime is 19059149. The reversal of 19059144 is 44195091.

It is not an unprimeable number, because it can be changed into a prime (19059143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 150009 + ... + 150135.

It is an arithmetic number, because the mean of its divisors is an integer number (556320).

Almost surely, 2^19059144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19059144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26703360).

19059144 is an abundant number, since it is smaller than the sum of its proper divisors (34347576).

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

19059144 is a wasteful number, since it uses less digits than its factorization.

19059144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 19059144 is about 4365.6779542243. The cubic root of 19059144 is about 267.1167551766.

The spelling of 19059144 in words is "nineteen million, fifty-nine thousand, one hundred forty-four".