742135349 has 8 divisors (see below), whose sum is σ = 754522560. Its totient is φ = 729786816.

The previous prime is 742135343. The next prime is 742135351. The reversal of 742135349 is 943531247.

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

It is a cyclic number.

It is not a de Polignac number, because 742135349 - 2¹² = 742131253 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742135343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30392 + ... + 49070.

It is an arithmetic number, because the mean of its divisors is an integer number (94315320).

Almost surely, 2^742135349 is an apocalyptic number.

It is an amenable number.

742135349 is a deficient number, since it is larger than the sum of its proper divisors (12387211).

742135349 is a wasteful number, since it uses less digits than its factorization.

742135349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19339.

The product of its digits is 90720, while the sum is 38.

The square root of 742135349 is about 27242.1612395199. The cubic root of 742135349 is about 905.3733485980.

The spelling of 742135349 in words is "seven hundred forty-two million, one hundred thirty-five thousand, three hundred forty-nine".