727545349 has 2 divisors, whose sum is σ = 727545350. Its totient is φ = 727545348.

The previous prime is 727545347. The next prime is 727545367. The reversal of 727545349 is 943545727.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 634133124 + 93412225 = 25182^2 + 9665^2 .

It is a cyclic number.

It is not a de Polignac number, because 727545349 - 2¹ = 727545347 is a prime.

Together with 727545347, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 727545299 and 727545308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (727545347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363772674 + 363772675.

It is an arithmetic number, because the mean of its divisors is an integer number (363772675).

Almost surely, 2^727545349 is an apocalyptic number.

It is an amenable number.

727545349 is a deficient number, since it is larger than the sum of its proper divisors (1).

727545349 is an equidigital number, since it uses as much as digits as its factorization.

727545349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1058400, while the sum is 46.

The square root of 727545349 is about 26973.0485670419. The cubic root of 727545349 is about 899.4009795828.

The spelling of 727545349 in words is "seven hundred twenty-seven million, five hundred forty-five thousand, three hundred forty-nine".