742134742 has 8 divisors (see below), whose sum is σ = 1128881232. Its totient is φ = 365841000.

The previous prime is 742134733. The next prime is 742134749. The reversal of 742134742 is 247431247.

742134742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 742134698 and 742134707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742134749) 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, 2613009 + ... + 2613292.

It is an arithmetic number, because the mean of its divisors is an integer number (141110154).

Almost surely, 2^742134742 is an apocalyptic number.

742134742 is a deficient number, since it is larger than the sum of its proper divisors (386746490).

742134742 is a wasteful number, since it uses less digits than its factorization.

742134742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5226374.

The product of its digits is 37632, while the sum is 34.

The square root of 742134742 is about 27242.1500986982. The cubic root of 742134742 is about 905.3731017599.

Adding to 742134742 its reverse (247431247), we get a palindrome (989565989).

The spelling of 742134742 in words is "seven hundred forty-two million, one hundred thirty-four thousand, seven hundred forty-two".