538851 has 8 divisors (see below), whose sum is σ = 732240. Its totient is φ = 352352.

The previous prime is 538841. The next prime is 538871. The reversal of 538851 is 158835.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 538851 - 2⁷ = 538723 is a prime.

It is an Ulam number.

538851 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 538851.

It is not an unprimeable number, because it can be changed into a prime (538801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1536 + ... + 1853.

It is an arithmetic number, because the mean of its divisors is an integer number (91530).

2⁵³⁸⁸⁵¹ is an apocalyptic number.

538851 is a deficient number, since it is larger than the sum of its proper divisors (193389).

538851 is a wasteful number, since it uses less digits than its factorization.

538851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3445.

The product of its digits is 4800, while the sum is 30.

The square root of 538851 is about 734.0647110439. The cubic root of 538851 is about 81.3747307100.

The spelling of 538851 in words is "five hundred thirty-eight thousand, eight hundred fifty-one".