538654 has 4 divisors (see below), whose sum is σ = 807984. Its totient is φ = 269326.

The previous prime is 538651. The next prime is 538697. The reversal of 538654 is 456835.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 456835 = 5 ⋅91367.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134662 + ... + 134665.

It is an arithmetic number, because the mean of its divisors is an integer number (201996).

2⁵³⁸⁶⁵⁴ is an apocalyptic number.

538654 is a deficient number, since it is larger than the sum of its proper divisors (269330).

538654 is a wasteful number, since it uses less digits than its factorization.

538654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269329.

The product of its digits is 14400, while the sum is 31.

The square root of 538654 is about 733.9305144222. The cubic root of 538654 is about 81.3648128317.

The spelling of 538654 in words is "five hundred thirty-eight thousand, six hundred fifty-four".