126526 has 8 divisors (see below), whose sum is σ = 194544. Its totient is φ = 61680.

The previous prime is 126517. The next prime is 126541. The reversal of 126526 is 625621.

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

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 126497 and 126506.

It is a congruent number.

It is an unprimeable number.

126526 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 690 + ... + 853.

It is an arithmetic number, because the mean of its divisors is an integer number (24318).

2¹²⁶⁵²⁶ is an apocalyptic number.

126526 is a deficient number, since it is larger than the sum of its proper divisors (68018).

126526 is a wasteful number, since it uses less digits than its factorization.

126526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586.

The product of its digits is 720, while the sum is 22.

The square root of 126526 is about 355.7049338989. The cubic root of 126526 is about 50.2026442632.

The spelling of 126526 in words is "one hundred twenty-six thousand, five hundred twenty-six".