538694 has 8 divisors (see below), whose sum is σ = 870240. Its totient is φ = 248616.

The previous prime is 538651. The next prime is 538697. The reversal of 538694 is 496835.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 538694.

It is not an unprimeable number, because it can be changed into a prime (538697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10334 + ... + 10385.

It is an arithmetic number, because the mean of its divisors is an integer number (108780).

2⁵³⁸⁶⁹⁴ is an apocalyptic number.

538694 is a deficient number, since it is larger than the sum of its proper divisors (331546).

538694 is a wasteful number, since it uses less digits than its factorization.

538694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20734.

The product of its digits is 25920, while the sum is 35.

The square root of 538694 is about 733.9577644524. The cubic root of 538694 is about 81.3668268097.

The spelling of 538694 in words is "five hundred thirty-eight thousand, six hundred ninety-four".