126440334 has 12 divisors (see below), whose sum is σ = 273954096. Its totient is φ = 42146772.

The previous prime is 126440317. The next prime is 126440371. The reversal of 126440334 is 433044621.

126440334 is a `hidden beast` number, since 12 + 644 + 0 + 3 + 3 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 126440298 and 126440307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3512214 + ... + 3512249.

It is an arithmetic number, because the mean of its divisors is an integer number (22829508).

Almost surely, 2^126440334 is an apocalyptic number.

126440334 is an abundant number, since it is smaller than the sum of its proper divisors (147513762).

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

126440334 is a wasteful number, since it uses less digits than its factorization.

126440334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7024471 (or 7024468 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 126440334 is about 11244.5690891203. The cubic root of 126440334 is about 501.9131159719.

Adding to 126440334 its reverse (433044621), we get a palindrome (559484955).

The spelling of 126440334 in words is "one hundred twenty-six million, four hundred forty thousand, three hundred thirty-four".