538798 has 32 divisors (see below), whose sum is σ = 979776. Its totient is φ = 219648.

The previous prime is 538789. The next prime is 538799. The reversal of 538798 is 897835.

Its product of digits (60480) is a multiple of the sum of its prime divisors (108).

It is a self number, because there is not a number n which added to its sum of digits gives 538798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538799) by changing a digit.

538798 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10140 + ... + 10192.

It is an arithmetic number, because the mean of its divisors is an integer number (30618).

2⁵³⁸⁷⁹⁸ is an apocalyptic number.

538798 is a deficient number, since it is larger than the sum of its proper divisors (440978).

538798 is a wasteful number, since it uses less digits than its factorization.

538798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108.

The product of its digits is 60480, while the sum is 40.

The square root of 538798 is about 734.0286097966. The cubic root of 538798 is about 81.3720626860.

The spelling of 538798 in words is "five hundred thirty-eight thousand, seven hundred ninety-eight".