538682 has 4 divisors (see below), whose sum is σ = 808026. Its totient is φ = 269340.

The previous prime is 538651. The next prime is 538697. The reversal of 538682 is 286835.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 286835 = 5 ⋅57367.

It can be written as a sum of positive squares in only one way, i.e., 436921 + 101761 = 661^2 + 319^2 .

It is a d-powerful number, because it can be written as 5² + 3⁸ + 6⁵ + 8⁶ + 8⁶ + 2⁵ .

It is a nialpdrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134669 + ... + 134672.

2⁵³⁸⁶⁸² is an apocalyptic number.

538682 is a deficient number, since it is larger than the sum of its proper divisors (269344).

538682 is a wasteful number, since it uses less digits than its factorization.

538682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269343.

The product of its digits is 11520, while the sum is 32.

The square root of 538682 is about 733.9495895496. The cubic root of 538682 is about 81.3662226268.

The spelling of 538682 in words is "five hundred thirty-eight thousand, six hundred eighty-two".