526990 has 16 divisors (see below), whose sum is σ = 957600. Its totient is φ = 208800.

The previous prime is 526963. The next prime is 526993. The reversal of 526990 is 99625.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (526993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1336 + ... + 1684.

It is an arithmetic number, because the mean of its divisors is an integer number (59850).

2⁵²⁶⁹⁹⁰ is an apocalyptic number.

526990 is a deficient number, since it is larger than the sum of its proper divisors (430610).

526990 is a wasteful number, since it uses less digits than its factorization.

526990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 526990 is about 725.9407689337. The cubic root of 526990 is about 80.7732315013.

The spelling of 526990 in words is "five hundred twenty-six thousand, nine hundred ninety".