744536242 has 16 divisors (see below), whose sum is σ = 1180476000. Its totient is φ = 351207360.

The previous prime is 744536239. The next prime is 744536257. The reversal of 744536242 is 242635447.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31492 + ... + 49807.

It is an arithmetic number, because the mean of its divisors is an integer number (73779750).

Almost surely, 2^744536242 is an apocalyptic number.

744536242 is a deficient number, since it is larger than the sum of its proper divisors (435939758).

744536242 is a wasteful number, since it uses less digits than its factorization.

744536242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81561.

The product of its digits is 161280, while the sum is 37.

The square root of 744536242 is about 27286.1914161724. The cubic root of 744536242 is about 906.3486265266.

The spelling of 744536242 in words is "seven hundred forty-four million, five hundred thirty-six thousand, two hundred forty-two".