538667 has 8 divisors (see below), whose sum is σ = 561216. Its totient is φ = 516672.

The previous prime is 538651. The next prime is 538697. The reversal of 538667 is 766835.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 538667 - 2⁴ = 538651 is a prime.

It is a Duffinian number.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3353 + ... + 3509.

It is an arithmetic number, because the mean of its divisors is an integer number (70152).

2⁵³⁸⁶⁶⁷ is an apocalyptic number.

538667 is a deficient number, since it is larger than the sum of its proper divisors (22549).

538667 is a wasteful number, since it uses less digits than its factorization.

538667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277.

The product of its digits is 30240, while the sum is 35.

The square root of 538667 is about 733.9393707930. The cubic root of 538667 is about 81.3654673855.

The spelling of 538667 in words is "five hundred thirty-eight thousand, six hundred sixty-seven".