16397073 has 60 divisors (see below), whose sum is σ = 30898560. Its totient is φ = 8482320.

The previous prime is 16397063. The next prime is 16397107. The reversal of 16397073 is 37079361.

16397073 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 16397073 - 2⁶ = 16397009 is a prime.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (16397033) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 68488 + ... + 68726.

It is an arithmetic number, because the mean of its divisors is an integer number (514976).

Almost surely, 2^16397073 is an apocalyptic number.

It is an amenable number.

16397073 is a deficient number, since it is larger than the sum of its proper divisors (14501487).

16397073 is a wasteful number, since it uses less digits than its factorization.

16397073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280 (or 260 counting only the distinct ones).

The product of its (nonzero) digits is 23814, while the sum is 36.

The square root of 16397073 is about 4049.3299445711. The cubic root of 16397073 is about 254.0517027451.

The spelling of 16397073 in words is "sixteen million, three hundred ninety-seven thousand, seventy-three".