16138006 has 8 divisors (see below), whose sum is σ = 24227784. Its totient is φ = 8062080.

The previous prime is 16137991. The next prime is 16138009. The reversal of 16138006 is 60083161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16138009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246 + ... + 5686.

It is an arithmetic number, because the mean of its divisors is an integer number (3028473).

Almost surely, 2^16138006 is an apocalyptic number.

16138006 is a deficient number, since it is larger than the sum of its proper divisors (8089778).

16138006 is a wasteful number, since it uses less digits than its factorization.

16138006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6926.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 16138006 is about 4017.2137110191. The cubic root of 16138006 is about 252.7066230170.

The spelling of 16138006 in words is "sixteen million, one hundred thirty-eight thousand, six".