126546 has 32 divisors (see below), whose sum is σ = 304128. Its totient is φ = 34320.

The previous prime is 126541. The next prime is 126547. The reversal of 126546 is 645621.

It is not an unprimeable number, because it can be changed into a prime (126541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 901 + ... + 1031.

It is an arithmetic number, because the mean of its divisors is an integer number (9504).

2¹²⁶⁵⁴⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152064).

126546 is an abundant number, since it is smaller than the sum of its proper divisors (177582).

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

126546 is a wasteful number, since it uses less digits than its factorization.

126546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166.

The product of its digits is 1440, while the sum is 24.

The square root of 126546 is about 355.7330459769. The cubic root of 126546 is about 50.2052893058.

The spelling of 126546 in words is "one hundred twenty-six thousand, five hundred forty-six".