526730 has 8 divisors (see below), whose sum is σ = 948132. Its totient is φ = 210688.

The previous prime is 526717. The next prime is 526733. The reversal of 526730 is 37625.

It can be written as a sum of positive squares in 2 ways, for example, as 519841 + 6889 = 721^2 + 83^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 526696 and 526705.

It is not an unprimeable number, because it can be changed into a prime (526733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26327 + ... + 26346.

2⁵²⁶⁷³⁰ is an apocalyptic number.

526730 is a deficient number, since it is larger than the sum of its proper divisors (421402).

526730 is a wasteful number, since it uses less digits than its factorization.

526730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52680.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 526730 is about 725.7616688693. The cubic root of 526730 is about 80.7599456737.

The spelling of 526730 in words is "five hundred twenty-six thousand, seven hundred thirty".