126306668 has 24 divisors (see below), whose sum is σ = 235607904. Its totient is φ = 59040000.

The previous prime is 126306667. The next prime is 126306671. The reversal of 126306668 is 866603621.

It is not an unprimeable number, because it can be changed into a prime (126306667) 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, 4118 + ... + 16418.

It is an arithmetic number, because the mean of its divisors is an integer number (9816996).

Almost surely, 2^126306668 is an apocalyptic number.

It is an amenable number.

126306668 is a deficient number, since it is larger than the sum of its proper divisors (109301236).

126306668 is a wasteful number, since it uses less digits than its factorization.

126306668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12473 (or 12471 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 126306668 is about 11238.6239371197. The cubic root of 126306668 is about 501.7361883222.

The spelling of 126306668 in words is "one hundred twenty-six million, three hundred six thousand, six hundred sixty-eight".