16097805 has 16 divisors (see below), whose sum is σ = 28618560. Its totient is φ = 8585424.

The previous prime is 16097803. The next prime is 16097819. The reversal of 16097805 is 50879061.

16097805 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16097805 - 2¹ = 16097803 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16097805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16097803) 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, 59487 + ... + 59756.

It is an arithmetic number, because the mean of its divisors is an integer number (1788660).

Almost surely, 2^16097805 is an apocalyptic number.

16097805 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16097805 is a deficient number, since it is larger than the sum of its proper divisors (12520755).

16097805 is a wasteful number, since it uses less digits than its factorization.

16097805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119257 (or 119251 counting only the distinct ones).

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

The square root of 16097805 is about 4012.2069986480. The cubic root of 16097805 is about 252.4966113978.

The spelling of 16097805 in words is "sixteen million, ninety-seven thousand, eight hundred five".