537845 has 24 divisors (see below), whose sum is σ = 817152. Its totient is φ = 332640.

The previous prime is 537841. The next prime is 537847. The reversal of 537845 is 548735.

It is a happy number.

537845 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 537845 - 2² = 537841 is a prime.

Its product of digits (16800) is a multiple of the sum of its prime divisors (150).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537841) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4172 + ... + 4298.

It is an arithmetic number, because the mean of its divisors is an integer number (34048).

2⁵³⁷⁸⁴⁵ is an apocalyptic number.

537845 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

537845 is a deficient number, since it is larger than the sum of its proper divisors (279307).

537845 is a wasteful number, since it uses less digits than its factorization.

537845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161 (or 150 counting only the distinct ones).

The product of its digits is 16800, while the sum is 32.

The square root of 537845 is about 733.3791652345. The cubic root of 537845 is about 81.3240587083.

It can be divided in two parts, 5 and 37845, that multiplied together give a square (189225 = 435²).

The spelling of 537845 in words is "five hundred thirty-seven thousand, eight hundred forty-five".