816037 has 2 divisors, whose sum is σ = 816038. Its totient is φ = 816036.

The previous prime is 816019. The next prime is 816043. The reversal of 816037 is 730618.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 591361 + 224676 = 769^2 + 474^2 .

It is a cyclic number.

It is not a de Polignac number, because 816037 - 2¹⁵ = 783269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (816047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 408018 + 408019.

It is an arithmetic number, because the mean of its divisors is an integer number (408019).

2⁸¹⁶⁰³⁷ is an apocalyptic number.

It is an amenable number.

816037 is a deficient number, since it is larger than the sum of its proper divisors (1).

816037 is an equidigital number, since it uses as much as digits as its factorization.

816037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 816037 is about 903.3476628630. The cubic root of 816037 is about 93.4479869327.

The spelling of 816037 in words is "eight hundred sixteen thousand, thirty-seven".