526980 has 24 divisors (see below), whose sum is σ = 1475712. Its totient is φ = 140512.

The previous prime is 526963. The next prime is 526993. The reversal of 526980 is 89625.

Added to its reverse (89625) it gives a triangular number (616605 = T₁₁₁₀).

526980 is nontrivially palindromic in base 11.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a nialpdrome in base 15.

It is an unprimeable number.

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, 4332 + ... + 4451.

It is an arithmetic number, because the mean of its divisors is an integer number (61488).

2⁵²⁶⁹⁸⁰ is an apocalyptic number.

It is an amenable number.

526980 is an abundant number, since it is smaller than the sum of its proper divisors (948732).

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

526980 is a wasteful number, since it uses less digits than its factorization.

526980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8795 (or 8793 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 526980 is about 725.9338812867. The cubic root of 526980 is about 80.7727205888.

Adding to 526980 its reverse (89625), we get a triangular number (616605 = T₁₁₁₀).

The spelling of 526980 in words is "five hundred twenty-six thousand, nine hundred eighty".