16199057 has 12 divisors (see below), whose sum is σ = 18922176. Its totient is φ = 13827240.

The previous prime is 16199047. The next prime is 16199083. The reversal of 16199057 is 75099161.

It is not a de Polignac number, because 16199057 - 2⁴ = 16199041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16199057.

It is not an unprimeable number, because it can be changed into a prime (16199047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14708 + ... + 15770.

It is an arithmetic number, because the mean of its divisors is an integer number (1576848).

Almost surely, 2^16199057 is an apocalyptic number.

It is an amenable number.

16199057 is a deficient number, since it is larger than the sum of its proper divisors (2723119).

16199057 is a wasteful number, since it uses less digits than its factorization.

16199057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388 (or 1381 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 38.

The square root of 16199057 is about 4024.8052126780. The cubic root of 16199057 is about 253.0248898841.

The spelling of 16199057 in words is "sixteen million, one hundred ninety-nine thousand, fifty-seven".