538996 has 18 divisors (see below), whose sum is σ = 979538. Its totient is φ = 259440.

The previous prime is 538987. The next prime is 539003. The reversal of 538996 is 699835.

It can be written as a sum of positive squares in only one way, i.e., 318096 + 220900 = 564^2 + 470^2 .

It is a congruent number.

It is an unprimeable number.

538996 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 5 ways as a sum of consecutive naturals, for example, 8806 + ... + 8866.

2⁵³⁸⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

538996 is a deficient number, since it is larger than the sum of its proper divisors (440542).

538996 is a wasteful number, since it uses less digits than its factorization.

538996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159 (or 110 counting only the distinct ones).

The product of its digits is 58320, while the sum is 40.

The square root of 538996 is about 734.1634695352. The cubic root of 538996 is about 81.3820291269.

The spelling of 538996 in words is "five hundred thirty-eight thousand, nine hundred ninety-six".