105526 has 8 divisors (see below), whose sum is σ = 166680. Its totient is φ = 49968.

The previous prime is 105517. The next prime is 105527. The reversal of 105526 is 625501.

It is a happy number.

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

It is a super-2 number, since 2×105526² = 22271473352, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105527) 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, 1351 + ... + 1426.

It is an arithmetic number, because the mean of its divisors is an integer number (20835).

2¹⁰⁵⁵²⁶ is an apocalyptic number.

105526 is a deficient number, since it is larger than the sum of its proper divisors (61154).

105526 is a wasteful number, since it uses less digits than its factorization.

105526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2798.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 105526 is about 324.8476566023. The cubic root of 105526 is about 47.2555866224.

It can be divided in two parts, 1055 and 26, that added together give a triangular number (1081 = T₄₆).

The spelling of 105526 in words is "one hundred five thousand, five hundred twenty-six".