126229443 has 8 divisors (see below), whose sum is σ = 168631056. Its totient is φ = 83990400.

The previous prime is 126229429. The next prime is 126229463. The reversal of 126229443 is 344922621.

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

It is not a de Polignac number, because 126229443 - 2¹⁸ = 125967299 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (126229423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38818 + ... + 41943.

It is an arithmetic number, because the mean of its divisors is an integer number (21078882).

Almost surely, 2^126229443 is an apocalyptic number.

126229443 is a deficient number, since it is larger than the sum of its proper divisors (42401613).

126229443 is an equidigital number, since it uses as much as digits as its factorization.

126229443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81285.

The product of its digits is 20736, while the sum is 33.

The square root of 126229443 is about 11235.1877153878. The cubic root of 126229443 is about 501.6339121793.

It can be divided in two parts, 12 and 6229443, that multiplied together give a square (74753316 = 8646²).

The spelling of 126229443 in words is "one hundred twenty-six million, two hundred twenty-nine thousand, four hundred forty-three".