743727347 has 6 divisors (see below), whose sum is σ = 817485564. Its totient is φ = 676115660.

The previous prime is 743727329. The next prime is 743727349.

743727347 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 743727347 - 2¹⁶ = 743661811 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 743727298 and 743727307.

It is not an unprimeable number, because it can be changed into a prime (743727349) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3073133 + ... + 3073374.

It is an arithmetic number, because the mean of its divisors is an integer number (136247594).

Almost surely, 2^743727347 is an apocalyptic number.

743727347 is a deficient number, since it is larger than the sum of its proper divisors (73758217).

743727347 is a wasteful number, since it uses less digits than its factorization.

743727347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6146529 (or 6146518 counting only the distinct ones).

The product of its digits is 691488, while the sum is 44.

The square root of 743727347 is about 27271.3649640057. The cubic root of 743727347 is about 906.0202760286.

The spelling of 743727347 in words is "seven hundred forty-three million, seven hundred twenty-seven thousand, three hundred forty-seven".