526045 has 8 divisors (see below), whose sum is σ = 679896. Its totient is φ = 388416.

The previous prime is 526037. The next prime is 526049. The reversal of 526045 is 540625.

It can be written as a sum of positive squares in 4 ways, for example, as 4761 + 521284 = 69^2 + 722^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 526045 - 2³ = 526037 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (526049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3982 + ... + 4111.

It is an arithmetic number, because the mean of its divisors is an integer number (84987).

2⁵²⁶⁰⁴⁵ is an apocalyptic number.

It is an amenable number.

526045 is a deficient number, since it is larger than the sum of its proper divisors (153851).

526045 is a wasteful number, since it uses less digits than its factorization.

526045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8111.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 526045 is about 725.2895973334. The cubic root of 526045 is about 80.7249216822.

The spelling of 526045 in words is "five hundred twenty-six thousand, forty-five".