19040060 has 48 divisors (see below), whose sum is σ = 43742496. Its totient is φ = 6918912.

The previous prime is 19040053. The next prime is 19040069. The reversal of 19040060 is 6004091.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19040069) 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 15 ways as a sum of consecutive naturals, for example, 16874 + ... + 17966.

It is an arithmetic number, because the mean of its divisors is an integer number (911302).

Almost surely, 2^19040060 is an apocalyptic number.

19040060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19040060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21871248).

19040060 is an abundant number, since it is smaller than the sum of its proper divisors (24702436).

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

19040060 is a wasteful number, since it uses less digits than its factorization.

19040060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182 (or 1180 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 19040060 is about 4363.4917210876. The cubic root of 19040060 is about 267.0275703644.

The spelling of 19040060 in words is "nineteen million, forty thousand, sixty".