816337 has 4 divisors (see below), whose sum is σ = 818176. Its totient is φ = 814500.

The previous prime is 816329. The next prime is 816341. The reversal of 816337 is 733618.

816337 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 816337 - 2³ = 816329 is a prime.

It is a Duffinian number.

816337 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (816317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208 + ... + 1294.

It is an arithmetic number, because the mean of its divisors is an integer number (204544).

2⁸¹⁶³³⁷ is an apocalyptic number.

It is an amenable number.

816337 is a deficient number, since it is larger than the sum of its proper divisors (1839).

816337 is a wasteful number, since it uses less digits than its factorization.

816337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1838.

The product of its digits is 3024, while the sum is 28.

The square root of 816337 is about 903.5136966311. The cubic root of 816337 is about 93.4594369696.

The spelling of 816337 in words is "eight hundred sixteen thousand, three hundred thirty-seven".