538146 has 24 divisors (see below), whose sum is σ = 1332864. Its totient is φ = 153720.

The previous prime is 538127. The next prime is 538147. The reversal of 538146 is 641835.

It is a super-2 number, since 2×538146² = 579202234632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (538147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2010 + ... + 2261.

It is an arithmetic number, because the mean of its divisors is an integer number (55536).

2⁵³⁸¹⁴⁶ is an apocalyptic number.

538146 is an abundant number, since it is smaller than the sum of its proper divisors (794718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

538146 is a wasteful number, since it uses less digits than its factorization.

538146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4286 (or 4283 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 538146 is about 733.5843509781. The cubic root of 538146 is about 81.3392266326.

The spelling of 538146 in words is "five hundred thirty-eight thousand, one hundred forty-six".