744669126 has 32 divisors (see below), whose sum is σ = 1675260000. Its totient is φ = 248221584.

The previous prime is 744669119. The next prime is 744669157. The reversal of 744669126 is 621966447.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80751 + ... + 89498.

It is an arithmetic number, because the mean of its divisors is an integer number (52351875).

Almost surely, 2^744669126 is an apocalyptic number.

744669126 is an abundant number, since it is smaller than the sum of its proper divisors (930590874).

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

744669126 is an equidigital number, since it uses as much as digits as its factorization.

744669126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170272 (or 170254 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 744669126 is about 27288.6263120737. The cubic root of 744669126 is about 906.4025446837.

The spelling of 744669126 in words is "seven hundred forty-four million, six hundred sixty-nine thousand, one hundred twenty-six".