804537 has 6 divisors (see below), whose sum is σ = 1162122. Its totient is φ = 536352.

The previous prime is 804523. The next prime is 804541. The reversal of 804537 is 735408.

804537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 553536 + 251001 = 744^2 + 501^2 .

It is not a de Polignac number, because 804537 - 2⁴ = 804521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 804537.

It is not an unprimeable number, because it can be changed into a prime (804577) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44688 + ... + 44705.

It is an arithmetic number, because the mean of its divisors is an integer number (193687).

2⁸⁰⁴⁵³⁷ is an apocalyptic number.

It is an amenable number.

804537 is a deficient number, since it is larger than the sum of its proper divisors (357585).

804537 is a wasteful number, since it uses less digits than its factorization.

804537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89399 (or 89396 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 804537 is about 896.9598653229. The cubic root of 804537 is about 93.0069367008.

The spelling of 804537 in words is "eight hundred four thousand, five hundred thirty-seven".