526238 has 4 divisors (see below), whose sum is σ = 789360. Its totient is φ = 263118.

The previous prime is 526231. The next prime is 526249. The reversal of 526238 is 832625.

It is a semiprime because it is the product of two primes.

It is a d-powerful number, because it can be written as 5³ + 2⁹ + 2¹⁹ + 6⁴ + 3² + 8 .

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (526231) by changing a digit.

526238 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131558 + ... + 131561.

It is an arithmetic number, because the mean of its divisors is an integer number (197340).

2⁵²⁶²³⁸ is an apocalyptic number.

526238 is a deficient number, since it is larger than the sum of its proper divisors (263122).

526238 is a wasteful number, since it uses less digits than its factorization.

526238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263121.

The product of its digits is 2880, while the sum is 26.

The square root of 526238 is about 725.4226354340. The cubic root of 526238 is about 80.7347928307.

The spelling of 526238 in words is "five hundred twenty-six thousand, two hundred thirty-eight".