538602 has 8 divisors (see below), whose sum is σ = 1077216. Its totient is φ = 179532.

The previous prime is 538597. The next prime is 538621. The reversal of 538602 is 206835.

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

538602 is an admirable number.

It is a super-2 number, since 2×538602² = 580184228808, which contains 22 as substring.

It is an unprimeable number.

538602 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44878 + ... + 44889.

It is an arithmetic number, because the mean of its divisors is an integer number (134652).

2⁵³⁸⁶⁰² is an apocalyptic number.

538602 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

538602 is a wasteful number, since it uses less digits than its factorization.

538602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89772.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 538602 is about 733.8950878702. The cubic root of 538602 is about 81.3621945112.

The spelling of 538602 in words is "five hundred thirty-eight thousand, six hundred two".