538653 has 8 divisors (see below), whose sum is σ = 721600. Its totient is φ = 357408.

The previous prime is 538651. The next prime is 538697. The reversal of 538653 is 356835.

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

It is not a de Polignac number, because 538653 - 2¹ = 538651 is a prime.

It is a Duffinian number.

538653 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 538653.

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 in 7 ways as a sum of consecutive naturals, for example, 1008 + ... + 1446.

It is an arithmetic number, because the mean of its divisors is an integer number (90200).

2⁵³⁸⁶⁵³ is an apocalyptic number.

It is an amenable number.

538653 is a deficient number, since it is larger than the sum of its proper divisors (182947).

538653 is a wasteful number, since it uses less digits than its factorization.

538653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851.

The product of its digits is 10800, while the sum is 30.

The square root of 538653 is about 733.9298331585. The cubic root of 538653 is about 81.3647624810.

The spelling of 538653 in words is "five hundred thirty-eight thousand, six hundred fifty-three".