850537 has 2 divisors, whose sum is σ = 850538. Its totient is φ = 850536.

The previous prime is 850529. The next prime is 850567. The reversal of 850537 is 735058.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 670761 + 179776 = 819^2 + 424^2 .

It is a cyclic number.

It is not a de Polignac number, because 850537 - 2³ = 850529 is a prime.

It is equal to p₆₇₆₆₃ and since 850537 and 67663 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (850567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425268 + 425269.

It is an arithmetic number, because the mean of its divisors is an integer number (425269).

2⁸⁵⁰⁵³⁷ is an apocalyptic number.

It is an amenable number.

850537 is a deficient number, since it is larger than the sum of its proper divisors (1).

850537 is an equidigital number, since it uses as much as digits as its factorization.

850537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 850537 is about 922.2456288864. The cubic root of 850537 is about 94.7467678738.

The spelling of 850537 in words is "eight hundred fifty thousand, five hundred thirty-seven".