538497 has 6 divisors (see below), whose sum is σ = 777842. Its totient is φ = 358992.

The previous prime is 538487. The next prime is 538511. The reversal of 538497 is 794835.

It can be written as a sum of positive squares in only one way, i.e., 531441 + 7056 = 729^2 + 84^2 .

It is not a de Polignac number, because 538497 - 2⁴ = 538481 is a prime.

It is a Duffinian number.

538497 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 538497.

It is not an unprimeable number, because it can be changed into a prime (538457) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29908 + ... + 29925.

2⁵³⁸⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

538497 is a deficient number, since it is larger than the sum of its proper divisors (239345).

538497 is a wasteful number, since it uses less digits than its factorization.

538497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59839 (or 59836 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 538497 is about 733.8235482730. The cubic root of 538497 is about 81.3569070041.

It can be divided in two parts, 538 and 497, that added together give a triangular number (1035 = T₄₅).

The spelling of 538497 in words is "five hundred thirty-eight thousand, four hundred ninety-seven".