126544 has 20 divisors (see below), whose sum is σ = 267840. Its totient is φ = 57440.

The previous prime is 126541. The next prime is 126547. The reversal of 126544 is 445621.

It is an interprime number because it is at equal distance from previous prime (126541) and next prime (126547).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 184 + ... + 535.

It is an arithmetic number, because the mean of its divisors is an integer number (13392).

2¹²⁶⁵⁴⁴ is an apocalyptic number.

It is an amenable number.

126544 is an abundant number, since it is smaller than the sum of its proper divisors (141296).

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

126544 is a wasteful number, since it uses less digits than its factorization.

126544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738 (or 732 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 126544 is about 355.7302348691. The cubic root of 126544 is about 50.2050248141.

It can be divided in two parts, 12 and 6544, that added together give a palindrome (6556).

The spelling of 126544 in words is "one hundred twenty-six thousand, five hundred forty-four".