526249 has 2 divisors, whose sum is σ = 526250. Its totient is φ = 526248.

The previous prime is 526231. The next prime is 526271. The reversal of 526249 is 942625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 416025 + 110224 = 645^2 + 332^2 .

It is a cyclic number.

It is not a de Polignac number, because 526249 - 2⁷ = 526121 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (526289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263124 + 263125.

It is an arithmetic number, because the mean of its divisors is an integer number (263125).

2⁵²⁶²⁴⁹ is an apocalyptic number.

It is an amenable number.

526249 is a deficient number, since it is larger than the sum of its proper divisors (1).

526249 is an equidigital number, since it uses as much as digits as its factorization.

526249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 28.

The square root of 526249 is about 725.4302171815. The cubic root of 526249 is about 80.7353553623.

The spelling of 526249 in words is "five hundred twenty-six thousand, two hundred forty-nine".