16199066 has 8 divisors (see below), whose sum is σ = 26167764. Its totient is φ = 7476480.

The previous prime is 16199047. The next prime is 16199083. The reversal of 16199066 is 66099161.

It can be written as a sum of positive squares in 2 ways, for example, as 16168441 + 30625 = 4021^2 + 175^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311495 + ... + 311546.

Almost surely, 2^16199066 is an apocalyptic number.

16199066 is a deficient number, since it is larger than the sum of its proper divisors (9968698).

16199066 is a wasteful number, since it uses less digits than its factorization.

16199066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623056.

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 16199066 is about 4024.8063307444. The cubic root of 16199066 is about 253.0249367433.

The spelling of 16199066 in words is "sixteen million, one hundred ninety-nine thousand, sixty-six".