19066116 has 48 divisors (see below), whose sum is σ = 46448640. Its totient is φ = 6080160.

The previous prime is 19066111. The next prime is 19066121. The reversal of 19066116 is 61166091.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (19066111) and next prime (19066121).

It is not an unprimeable number, because it can be changed into a prime (19066111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39565 + ... + 40043.

It is an arithmetic number, because the mean of its divisors is an integer number (967680).

Almost surely, 2^19066116 is an apocalyptic number.

It is an amenable number.

19066116 is an abundant number, since it is smaller than the sum of its proper divisors (27382524).

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

19066116 is a wasteful number, since it uses less digits than its factorization.

19066116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624 (or 622 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 19066116 is about 4366.4763826225. The cubic root of 19066116 is about 267.1493224136.

The spelling of 19066116 in words is "nineteen million, sixty-six thousand, one hundred sixteen".