526512 has 40 divisors (see below), whose sum is σ = 1555456. Its totient is φ = 150336.

The previous prime is 526511. The next prime is 526531. The reversal of 526512 is 215625.

It is a super-2 number, since 2×526512² = 554429772288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (526511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448 + ... + 1119.

2⁵²⁶⁵¹² is an apocalyptic number.

It is an amenable number.

526512 is an abundant number, since it is smaller than the sum of its proper divisors (1028944).

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

526512 is a wasteful number, since it uses less digits than its factorization.

526512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585 (or 1579 counting only the distinct ones).

The product of its digits is 600, while the sum is 21.

The square root of 526512 is about 725.6114662821. The cubic root of 526512 is about 80.7488026482.

The spelling of 526512 in words is "five hundred twenty-six thousand, five hundred twelve".