126284427 has 24 divisors (see below), whose sum is σ = 189724080. Its totient is φ = 83941920.

The previous prime is 126284401. The next prime is 126284437. The reversal of 126284427 is 724482621.

126284427 is a `hidden beast` number, since 1 + 2 + 628 + 4 + 4 + 27 = 666.

It is not a de Polignac number, because 126284427 - 2¹⁶ = 126218891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126284391 and 126284400.

It is not an unprimeable number, because it can be changed into a prime (126284437) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123177 + ... + 124197.

It is an arithmetic number, because the mean of its divisors is an integer number (7905170).

Almost surely, 2^126284427 is an apocalyptic number.

126284427 is a deficient number, since it is larger than the sum of its proper divisors (63439653).

126284427 is an equidigital number, since it uses as much as digits as its factorization.

126284427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545 (or 1533 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 126284427 is about 11237.6344040906. The cubic root of 126284427 is about 501.7067368034.

The spelling of 126284427 in words is "one hundred twenty-six million, two hundred eighty-four thousand, four hundred twenty-seven".