126434 has 16 divisors (see below), whose sum is σ = 236736. Its totient is φ = 49200.

The previous prime is 126433. The next prime is 126443. The reversal of 126434 is 434621.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (126433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257 + ... + 564.

It is an arithmetic number, because the mean of its divisors is an integer number (14796).

2¹²⁶⁴³⁴ is an apocalyptic number.

126434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

126434 is a deficient number, since it is larger than the sum of its proper divisors (110302).

126434 is a wasteful number, since it uses less digits than its factorization.

126434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841.

The product of its digits is 576, while the sum is 20.

The square root of 126434 is about 355.5755897134. The cubic root of 126434 is about 50.1904734757.

It can be divided in two parts, 12 and 6434, that added together give a palindrome (6446).

The spelling of 126434 in words is "one hundred twenty-six thousand, four hundred thirty-four".