538492 has 12 divisors (see below), whose sum is σ = 997920. Its totient is φ = 253376.

The previous prime is 538487. The next prime is 538511. The reversal of 538492 is 294835.

It is a congruent number.

It is an unprimeable number.

538492 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3892 + ... + 4027.

It is an arithmetic number, because the mean of its divisors is an integer number (83160).

2⁵³⁸⁴⁹² is an apocalyptic number.

It is an amenable number.

538492 is a deficient number, since it is larger than the sum of its proper divisors (459428).

538492 is a wasteful number, since it uses less digits than its factorization.

538492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7940 (or 7938 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 538492 is about 733.8201414516. The cubic root of 538492 is about 81.3566552009.

It can be divided in two parts, 5384 and 92, that added together give a square (5476 = 74²).

The spelling of 538492 in words is "five hundred thirty-eight thousand, four hundred ninety-two".