16099857 has 8 divisors (see below), whose sum is σ = 23851680. Its totient is φ = 10733220.

The previous prime is 16099841. The next prime is 16099871. The reversal of 16099857 is 75899061.

16099857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16099857 - 2⁴ = 16099841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16099807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298119 + ... + 298172.

It is an arithmetic number, because the mean of its divisors is an integer number (2981460).

Almost surely, 2^16099857 is an apocalyptic number.

It is an amenable number.

16099857 is a deficient number, since it is larger than the sum of its proper divisors (7751823).

16099857 is an equidigital number, since it uses as much as digits as its factorization.

16099857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596300 (or 596294 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 45.

The square root of 16099857 is about 4012.4627101071. The cubic root of 16099857 is about 252.5073395899.

The spelling of 16099857 in words is "sixteen million, ninety-nine thousand, eight hundred fifty-seven".