126741644 has 12 divisors (see below), whose sum is σ = 223127184. Its totient is φ = 62991024.

The previous prime is 126741611. The next prime is 126741649. The reversal of 126741644 is 446147621.

It is not an unprimeable number, because it can be changed into a prime (126741649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94199 + ... + 95534.

It is an arithmetic number, because the mean of its divisors is an integer number (18593932).

Almost surely, 2^126741644 is an apocalyptic number.

It is an amenable number.

126741644 is a deficient number, since it is larger than the sum of its proper divisors (96385540).

126741644 is a wasteful number, since it uses less digits than its factorization.

126741644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189904 (or 189902 counting only the distinct ones).

The product of its digits is 32256, while the sum is 35.

The square root of 126741644 is about 11257.9591400928. The cubic root of 126741644 is about 502.3114895650.

The spelling of 126741644 in words is "one hundred twenty-six million, seven hundred forty-one thousand, six hundred forty-four".