744147042 has 8 divisors (see below), whose sum is σ = 1488294096. Its totient is φ = 248049012.

The previous prime is 744147031. The next prime is 744147109. The reversal of 744147042 is 240741447.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

744147042 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 744146994 and 744147012.

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 3 ways as a sum of consecutive naturals, for example, 62012248 + ... + 62012259.

It is an arithmetic number, because the mean of its divisors is an integer number (186036762).

Almost surely, 2^744147042 is an apocalyptic number.

744147042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

744147042 is a wasteful number, since it uses less digits than its factorization.

744147042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124024512.

The product of its (nonzero) digits is 25088, while the sum is 33.

The square root of 744147042 is about 27279.0586714425. The cubic root of 744147042 is about 906.1906703165.

Adding to 744147042 its reverse (240741447), we get a palindrome (984888489).

The spelling of 744147042 in words is "seven hundred forty-four million, one hundred forty-seven thousand, forty-two".