743648342 has 8 divisors (see below), whose sum is σ = 1116594336. Its totient is φ = 371450232.

The previous prime is 743648341. The next prime is 743648359. The reversal of 743648342 is 243846347.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 743648342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743648341) 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, 184478 + ... + 188465.

It is an arithmetic number, because the mean of its divisors is an integer number (139574292).

Almost surely, 2^743648342 is an apocalyptic number.

743648342 is a deficient number, since it is larger than the sum of its proper divisors (372945994).

743648342 is a wasteful number, since it uses less digits than its factorization.

743648342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373942.

The product of its digits is 387072, while the sum is 41.

The square root of 743648342 is about 27269.9164281814. The cubic root of 743648342 is about 905.9881931840.

The spelling of 743648342 in words is "seven hundred forty-three million, six hundred forty-eight thousand, three hundred forty-two".