16005897 has 16 divisors (see below), whose sum is σ = 24218880. Its totient is φ = 10442736.

The previous prime is 16005893. The next prime is 16005901. The reversal of 16005897 is 79850061.

16005897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16005893) and next prime (16005901).

It is not a de Polignac number, because 16005897 - 2² = 16005893 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16005893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5038 + ... + 7575.

It is an arithmetic number, because the mean of its divisors is an integer number (1513680).

Almost surely, 2^16005897 is an apocalyptic number.

It is an amenable number.

16005897 is a deficient number, since it is larger than the sum of its proper divisors (8212983).

16005897 is a wasteful number, since it uses less digits than its factorization.

16005897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12669 (or 12663 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 16005897 is about 4000.7370570934. The cubic root of 16005897 is about 252.0151634866.

The spelling of 16005897 in words is "sixteen million, five thousand, eight hundred ninety-seven".