538678 has 16 divisors (see below), whose sum is σ = 934560. Its totient is φ = 228096.

The previous prime is 538651. The next prime is 538697. The reversal of 538678 is 876835.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1350 + ... + 1702.

It is an arithmetic number, because the mean of its divisors is an integer number (58410).

2⁵³⁸⁶⁷⁸ is an apocalyptic number.

538678 is a deficient number, since it is larger than the sum of its proper divisors (395882).

538678 is a wasteful number, since it uses less digits than its factorization.

538678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471.

The product of its digits is 40320, while the sum is 37.

The square root of 538678 is about 733.9468645617. The cubic root of 538678 is about 81.3660212305.

It can be divided in two parts, 5 and 38678, that added together give a palindrome (38683).

The spelling of 538678 in words is "five hundred thirty-eight thousand, six hundred seventy-eight".