16190073 has 6 divisors (see below), whose sum is σ = 23385674. Its totient is φ = 10793376.

The previous prime is 16190011. The next prime is 16190077. The reversal of 16190073 is 37009161.

It can be written as a sum of positive squares in only one way, i.e., 13046544 + 3143529 = 3612^2 + 1773^2 .

It is not a de Polignac number, because 16190073 - 2⁹ = 16189561 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16190077) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 899440 + ... + 899457.

Almost surely, 2^16190073 is an apocalyptic number.

It is an amenable number.

16190073 is a deficient number, since it is larger than the sum of its proper divisors (7195601).

16190073 is a wasteful number, since it uses less digits than its factorization.

16190073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798903 (or 1798900 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 16190073 is about 4023.6889790340. The cubic root of 16190073 is about 252.9781053506.

The spelling of 16190073 in words is "sixteen million, one hundred ninety thousand, seventy-three".