538606 has 8 divisors (see below), whose sum is σ = 819504. Its totient is φ = 265440.

The previous prime is 538597. The next prime is 538621. The reversal of 538606 is 606835.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1755 + ... + 2038.

It is an arithmetic number, because the mean of its divisors is an integer number (102438).

2⁵³⁸⁶⁰⁶ is an apocalyptic number.

538606 is a deficient number, since it is larger than the sum of its proper divisors (280898).

538606 is a wasteful number, since it uses less digits than its factorization.

538606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3866.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 538606 is about 733.8978130503. The cubic root of 538606 is about 81.3623959264.

It can be divided in two parts, 538 and 606, that multiplied together give a triangular number (326028 = T₈₀₇).

The spelling of 538606 in words is "five hundred thirty-eight thousand, six hundred six".